U^S. jjQRKS PROGRESS ADMIMISTRATION

BIBLIOGRA PHY

OF

AERONAUT I C S

Part I ,-, Air Tran,spor,t.at.i.on

Compiled from the

INDEX OF AERONAUTICS

of the

INSTITUTE OF THE AERONAUTICAL SCIENCES

30 Rockefeller Plaza

The Index and Bibliographies have been prepared by workers under the supervision of the U.S. WORKS PROGRESS ADMINISTRATION Cecil A. Ross Senior Project Supervisor Project 465-97-3-21 (Formerly 165-97-6055)

19 3 8 FOREWORD

This bibliography is one of a series which aims to cover a large part of aeronautical literat-ure. It is pub• lished by the U. S. Works Progress Administration Project

465-97-3-21 (formerly 165-97-6055) under the sponsorship of the New York City Department of Docks with the cooperation of the Institute of the Aeronautical Sciences.

Request for Additions

The Institute of the Aeronautical Sciences which is directing the U. S. Works Progress Administration staff of workers will appreciate receiving additional references, corrections and criticism, so that the bibliographies will be more helpful when issued in final form.

Request for Copies

The bibliographies have been prepared with funds allotted by the U. S, Works Progress Administration. They may not be sold.

Persons and organizations wishing to procure copies may apply for them by letter, stating the use for which they are needed. When it is possible to prepare additional copies such requests will receive first consideration.

Address all correspondence to:

John R. Palmer Managing Project Supervisor U. S. Works Progress Administration 5111 R.C.A. Building New York City ABBREVIATIONS

A.R-C. R. & M. - Great Britain. Aeronautical research committee. Reports and Memoranda.

A.S.M.E. - American society of mechanical engineers, New York.

Atti Assoc. ital. aerotecn. - Atti dell1Associazione italiana di aerotecnica. Roma.

C.I.N.A. - Commission internationale de navigation aérienne, Genève.

C. R. Acad. sei. - Comptes rendus hebdomadaires des séances de l'Académie des sciences, .

D.V.L. - Deutsche Versuchsanstalt für luftfahrt, Berlin.

F.A.I. - Federation aéronautique internationale, Paris.

H.M. Stat. off. - His Majesty's Stationery office, .

K.A.A. - National aeronautic association, Washington.

H.A.C.A. - National advisory committee for aeronautics, Washington.

N-P.L. - National physical laboratory, Teddington, England.

Pub. scient, tech. Min. de l'air. - Publications scienti• fiques et techniques du Ministère de l'air. Service des recherches de l'aéronautique, Paris.

R.A.F. - Royal air force (Great Britain)

R.A.S. - Royal aeronautical society (Great Britain)

Rend. Instituto sper. aer. - Rendiconto dell(Istituto, sperimentale aeronautico, Roma.

S.A-E. - Society of automotive engineers, New York.

U.S. Govt, print, off. - U.S. Government printing office, Washington.

V.D.I. - Verein deutscher ingenieure, Berlin.

W.G.L. - Wissenschaftliche gesellschaft für luftfahrt, Berlin.

Z.A.M.M. - Zeitschrift für angewandte mathematik und mechanik, Berlin.

Z.F.M. - Zeitschrift für flugtechnik und motorluftschiffahrt, München. TABLE OF CONTENTS

Part I

BOOKS AND PAMPHLETS ON AIR TRANSPORTATION 1

Part II

PERIODICAL ARTICLES, BOOKS, PAMPHLETS, ETC., ON AIR TRANSPORTATION, CLASSIFIED BY SUBJECT.

Airships 15 Coordination 20 Costs 23 Development 27 Equipment 40 Express 49 Financing 53 Freight 56 High-Speed 60 Operation 63 Passenger Traffic 73 Personnel 83 Rates 84 Safety 86 Schedules 89 Subsidies 90 Transoceanic 92 General 104

Part III

PERIODICAL ARTICLES, BOOKS, PAMPHLETS, ETC., ON AIR TRANSPORTATION, CLASSIFIED BY LOCALITY.

Africa 121

Asia - General 126 China 127 Egypt 130 India 130 Iraq 133 Japan 133 Netherlands East Indies 134 Persia 137 Siam 138

Australia, New Guinea, New Zealand 139 Europe - General 147 Austria 15£ Belgium 15S Czechoslovakia 154 Denmark 155 Finland 155 France 155 Germany 163 Great Britain 172 Greece 186 Hungary 186 Italy 186 Netherlands 189 191 Poland 191 Portugal 192 Roumania 192 Spain 195 Sweden 193 Switzerland 195 Union of Soviet Socialist Republics...196 Yugoslavia 199

North America 200 Alaska 200 Canada ...... 201 United States of America 207

South and Central America - General 236 Argentina 245 Bolivia 246 Brazil 246 Chile 247 Colombia 248 Ecuador 249 French Guiana 249 Honduras 249 Mexico 249 Peru 251 Uruguay 252 Venezuela 252

AUTHOR INDEX 253 Part I

BOOKS AND PAMPHLETS ON AIR TRANSPORTATION

Air transportation costing, by N. T. Macleod. New York. Pitman, 1937. Ill p.

Civil aeronautics in the United States, August 1, 1937. Wash• ington, U. S. Govt. print - off., 1937. 58 p. diagrs., tables. (Bureau of air commerce aeronautics bulletin no. 1)

L'Aviazione civile, di Alfonso Pirozzi. Roma, Angelo Signorelli 1936.

Deutschland im weltluftverkehr, von K. Hamann, Berlin, Verlag Triltsch, 1936. 150 p.

Hours, wages, and working conditions in scheduled air trans• portation. Federal coordinator of transportation, Section of research, Section of labor relations...March, 1936. Washington, 1936. 155 p. map, tables.

International organization in european air transport, by Laurence Chalmers Tombs. New York, Columbia university press, 1936. 219 p. maps.

A National transportation policy, by Carson Samuel Duncan. New York, London, Appleton, Century, 1936. 315 p. tables.

Skyway to Asia, by William Stephen Grooch. New York, Longman's, 1936. 205 p. plates.

Subvention!erung des luftverkehrs, von Walter Nievergelt. Zurich, Gebrüder Lehmann "and co., 1936.

A Plan for the organization of a european air service, by C. B. Lawson. London, Constable and co., 1935.

Report of Transportation committee. Aviation. Prepared by Major A. B. ?4cMullen, director, Aviation division, State road department and Aviation division, F. E- R. A, Tallahassee, Florida, State planning board, 1935. 62 p. diagr., illas., maps, tables.

Transport and the public, by James Arthur Dunnage. London, Routledge, 1935. 240 p.

Wings across continents (The K.L.M. - Batavia Iine\, by E. Rusman. Amsterdam, A. Blitz, 1935. 96 p. diagrs-. illus., plans, plates.

The Economics of air mail transportation, by Paul Theodore David. Washington, The Brookings institution, 1934. 235 p. maps. Entwicklungsfragen des weltluftVerkehrs, von Carl Töpfer. Leipzig, R. Noske, 1934. 72 p. diagrs., maps.

Der Luftfrachtbrief des deutschen flugeisenbahn-expressgut¬ verkehrs, von Curt Steidtel. Leipzig, 1934. 44 p.

Luftverkehr über dem ozean; mit beitragen H. Orlovius, H. von Schiller...und einem geleitwort von Staatssekretär Erhard Milch. Berlin, E. S. Mittler und söhn, 1934. 142 p. diagrs., charts, illus., maps, plates.

Transport airplanes, by Charles H. Blodgett. St. Paul, C. H. Blodgett, 1934. 32 p. illus.

Use of airplanes in mining and petroleum operations, by Hugh M. Wölfin. Washington, U. S. Govt, print. off., 1934. 28 p. (U.S. Bureau of mines information circular no. 6767)

Wings of speed, by Harry Ernest Brittain...with an introduction by the Most Hon. the Marquess of Londonderry. London, Hutchinson and company, ltd., 1934. 288 p. illus., plates.

Air transport manual; a handbook of concise, practical and up-to-date information for all who are interested in the prospects of air-transport development in Great Britain. By the staff of "The Commercial motor.11 1st edition. London, Temple press ltd., 1933. 184 p. illus.

By air, by Harry Ernest Brittain...with an introduction by the Most Hon. the Marquess of Londonderry. London, Hutchinson and company, ltd., 1933. 294 p. illus., maps, plates.

Code of fair competition for the air transport industry as approved on November 14, 1933, by President Roosevelt. U. S. National recovery administration, Washington, U. S. Govt, print, off., 1933. 5 p.

England-Australia civil air transport service. Note by the Secretary of state for air on the principal provisions proposed to be embodied in a contract with , ltd., for a weekly service between Karachi and Singapore, connecting at Karachi with the existing service between Singapore and Australia to be operated by an Australian company. London, H. M. Stat. off., 1933. 3 p. (Command papers no. 4315)

A Review of air transport, by G- E. Woods Humphery. London, Imperial airways, ltd., 1933. 34 p. diagrs., maps, photos.

The Transportation crisis, by George Lloyd Wilson. New York, Sears publishing company, 1933. 335 p. diagrs.

Transportation; land, air, water, by Labert St. Clair. New York, Dodd, Mead and company, 1933. 349 p. illus., plates.

Air transportation. New York, Nov. 1932 - Monthly. Air travelers, by Laura Antoinette (Stevers) Large. Boston, Lothrop, 1932. 277 p.

Deutsche luft hansa a.g., von Wulf Bley. Berlin, Widderverlag, 1932. 121 p. diagrs., illus.

Die Hochstrassen des weltluftverkehrs, von Carl Pirath, München und Berlin, Verlag R. Oldenbourg, 1932. 47 p. illus-, tables.

Mit Graf Zeppelin und Kondor-flugzeugen Europa-Brasilien! Eine reisebeschreibung, von Albert Sonntag. Bonn am Rhein, Selbst-verlag, druck und herstellung: Köllen• verlag, 1932. 75 p. illus., maps, plates.

The Political aspect of commercial air routes, by H. Burchall. London, Imperial airways, ltd., 1932. 26 p. diagrs.

Scheduled air transportation. July 1, 1932. U. S. Dept. of Commerce, Aeronautics Branch, Washington, U, S. Govt, print, off., 1932. 12 p. maps, tables. (Aeronautics bulletin no. 23)

Traffic control - truck and airplane traffic, by George Lloyd Wilson. Scranton, Pa., International textbook company, 1932. 178 p. illus., maps.

Air transport operation, by Wesley Leland Smith. 1st edition. New York and London, McGraw-Hill book company, inc., 1931. 316 p. diagrs., illus.

L'Aviation commerciale en France; son histoire, son état actuel, son influence sur la vie économique, par Claude Bouilloux- Lafont. Paris, F. L. Vivien, 1931. 128 p. diagrs., plates.

Graphie facts about aviation. Mar. 1, 1931, by Carl Byoir, New York, Carl Byoir and associates, 1931. 27 p. diagrs., Illus., map.

The History and economics of transport, by Adam Willis Kirkaldy and Alfred Dudley Evans. 5th edition. London, Sir Isaac Pitman and sons, ltd., 1931. 455 p. diagrs., map, tables.

Mitteleuropa, unter mitwirkung der Deutschen luft ^„nnv; a.g., mit einem geleitwort, von Erhard Milch. Leipzig, Bibliographisches institut A.G., 1931. 544 p. maps.

The Pageant of transport through the ages, by W. H. Boulton. London, Sampson Low, Marston and company, ltd., 1931. 238 p, illus.

Le Rail et l'aile; (étude économique sur les transports ferro- viares et aériens), par Guy D. Dupuis. Paris, Vivien, 1931. 210 p. Statistica delle linee aeree civil! italiane, anno 1930. Ministero dell'aeronautica, aviazione civile e traffico aereo. Roma, Istituto poligrafico Stato, Libreria, 1931. 326 p. Illus.

Les Transports aeriens; etude econoraique, par Alexis Dalissier. Paris, Rousseau et cie., 1931. 171 p.

United air lines news. Chicago, 1931- (Monthly)

Air commerce regulations governing scheduled Operation of interstate passenger air transport services. Effective midnight. May 15, 1930. U.S. Dept. of commerce. Aero• nautics branch. Washington, 1930. 3 p. (Aeronautics bulletin no. 7-E)

Air-tourist's guide to Europe; with air routes and photographs, by Norman Macmillan. New York, Washburn, 1930. £76 p.

Air transport co-operation committee. Report...League of nations. Geneva, 1930.

Air travel, by James Elliott Mooney. New York, Chicago etc., C. Scribner's sons, 1930. 311 p. illus.

Airline rates and routes, v. 1-2; Oct. 1929-July 1930. East Stroudsburg, Penna., Air transportation, inc., 1929-1930. £ v. illus.

Aviation's place in tomorrow's business, by Earl Reeves. New York City, B. C. Forbes publishing company, 1930. 323 p. illus.

Das Deutsche flugwesen in der Verkehrspolitik, von Theodor Langweg. Emsdetten, Westfalen, Heinrich und J. Lechte, 1930.

Deutsche handelsluftfahrt, von Martin Wronsky. Berlin, E. S. Mittler und söhn, 1930. 1 p. diagrs., illus.

England - South Africa civil air transport service. Note by the Secretary of state for air on the principal pro• visions to be embodied in a contract with Imperial airways, ltd., for a weekly air service between Egypt and South Africa, connecting with the existing service between England and Egypt, Gt. Brit. Air ministry. London, H. M. Stat, off., 1930. 3 p. (Command papers no. 3696)

Finanzierung und organisation des luftverkehrs, unter besonderer berucksichtigung der deutschen Verhältnisse, von Heinz Schenk. Frankfort u.M., Diplom-Volkswirt, 1930. 165 p. illus.

Imperial air routes, with an introduction by Air Vice-Marshal Sir Sefton Brancker, by Alexander Edward Wrottesley Salt. London, J. Murray, 1930. 280 p. diagrs., maps. La Navigation aérienne transatlantique, par Gabriel Voitoux. Paris, La fíociété d'éditions géographiques, maritimes et coloniales, 1930. 144 p. illus., maps, tables.

La Navigazione aerea dal punto di vista económico, di Cario Rocca. Milano, U. Hoepli, 1930. 3 p . diagrs ., illus., map.

Plane facts. Deutsche , Berlin, Gebrüder Radetzki, 1930. 15 p. illus.

La Reparation des domraages causes aux voyageurs dans les trans ports aériens, par Andre Kaftal. Paris, Librairie du Recueil Sirey, 1930- 48 p.

What's ahead for air transportation. Chamber of commerce of the United States. Washington, D. C, 1930. 29 p.

Wirtschaftliche probleme des deutschen luftverkehrs, von Hellmuth Becker. Hamburg - Kellinghusen, II. J. J. Hay, 1930. 87 p.

10 jähre deutsche handelsluftfahrt, 2. ergänzte aufläge 1950. Herausgegeben von der Deutschen lufthansa a.g. Berlin, 1930. 42 p. diagrs., illus.

Zur rationalisierung der innerdeutschen handelsluftfahrt, von Emmy Osswald. Heidelberg, Weiss, 1930. 95 p.

Air transport as an aid to business; addresses by Edvvard Stept Evans and Richard F. Hoyt before fall conference, Chamber of commerce of the United States. Columbus, Ohio, 1929¬ 15 p.

Air transport; schedules for spring and summer. New York, Lincoln financial service, inc., 1929. 6 p. map, tables.

Airplane transportation, by James Woolley and Earl W. Hill. With special papers by Hon. Wm. P. MacCracken Jr. and Dr. Carl-Gustaf Rossby. Hollywood, California, Hartwell publishing corporation, 1929. 353 p. diagrs., illus.

L'Aviation au point de vue économique et juridique, par Andre Mitrovitch. Belgrade, Imprimerie D. Gregoritch, 1929. 124 p. illus.

Aviation, its commercial and financial aspects, by Richard Rea Bennett. New York, The Ronald press company, 1329. 127 p. illus.

Compagnie genérale aéropostale (Latécoére air lines) . .. Paris; one of the pioneers in air transportation operating the longest air-mail line from Europe to South America. New York, D. 0. Baudouy and company, agents, 1929. 24 p. diagrs., illus., map. European fare charts. Chicago, 111., European fare charts, 1929. 23 p. diagrs.

L'Indicateur aérien...aerial time-table. Paris, International air traffic association, 1929.

Der Luftfrachtverkehr; ein merkbuch für den eilversand. Berlin, Presse Dr. Selle-Eysler a.g., 1929. 16 p. illus.

Des Obligations et de la responsabilité des compagnies de navigation aérienne dans le transport de personnes, par Pierre Le Bourhis. Alger, Imprimerie "La typo-litho," 1929. 139 p.

Oxcart to airplane, by Rockwell Dennis Hunt and William Sheffield Ament. Los Angeles, San Francisco, Powell publishing company, 1929. 453 p. illus., plates.

Probleme der Wirtschaftlichkeit des luftverkehrs, von Alfred Colsman. Friedrichshafen, A, Lincke, 1929. 36 p.

Rail and air service. CoÖrdination--competitlon. A list of references..September, 1929. Bureau of railway economics, Washington, Library. Washington, 1929. 1 p.

Records of an airplane passenger in 1928 and 1929, by Frederick Arthur Poole. Chicago, Privately printed, 1929. 31 p. illus., map.

Die Sicherheit im luftverkehr, auf grund der betriebsergebnisse der Deutschen lufthansa 1926-1928, von Erhard Milch. Berlin, E. S. Mittler und söhn, 1929. 73 p. diagrs.

Transport aviation, by Archibald Black. 2nd edition. New York, Simmons-Boardman publishing company, 1929. 346 p. diagrs., illus., tables.

Les Transports commerciaux; manuel pratique; chemins de fer, navigation, automobilisme, aviation, par Charles Calot. Paris, Delagrave, 1929. 522 p. diagrs., illus., maps, tables.

Der Weltluftverkehr mit besonderer berücksichtigung der luftverkehrsstatistik, von Walter Kirchner. Giessen, E. Seibert, 1929. 170 p. tables.

Der Weltluftverkehr, seine entwicklung, géographie und wirtschaftliche bedeutung, von Charles Bellog. Leipzig und Berlin, B. G. Teubner, 1929. 94 p. illus., maps.

Wirtschaftliche luftfahrt, von Hermann Röder. Dresden, 0, H. Rorisch, 1929. 285 p. diagrs., illus.

The Airplane and the British Empire. Government regulation; cross channel services; growth of traffic; air line operation to far east; Australia. New York, Daniel Guggenheim fund for promotion of aeronautics, 1928. 4 p. (Bulletin no. 5) Airplanes and terminals, address before the Western railway club, Hotel Sherman, Chicago, Illinois, May 7, 1928, by Thomas Carr Powell. Chicago, 1923. 26 p.

Aviación civil, por F. M. de Padilla. Madrid, Peña Cruz, 1928.

Aviation on the continent. High records of efficiency and safety on 76 regular air lines in Germany; Berlin to Peking route proposed; K.L.M. nir lines and far east service. New York, Daniel Guggenheim fund for promotion of aeronautics, 1928. 4 p. (Bulletin no. 5)

Chronology of U. S. air transport. U. S, Dept. of commerce. Aeronautics branch- Washington, 1928. 2 p. (information bulletin no. 17)

Civil aeronautics in the United States. U- S. Dept. of commerce. Aeronautics branch. Washington, U. S. Govt. print, off., 1928- -Uagrs., maps, tables. (Aeronautics bulletin no. 1)

Recherche du maximum pratique de l'agrandissement des avions commerciaux, basée sur une étude simultanée des conditions de vol et de la résistance des 'matériaux, par Leon-Kirste. Paris, 192d. 65 p. illus.

Die Technische entv/icklung im luftverkehr, von Erhard Milch. Berlin, Deutsche lufthansa a.g., 1928. 9p.

Die Wirtschaftlichkeit des luftverkehrs, von'Rudolf Breuer. Köln, 1923. 31 p.

; le Zeppelinfahrt; im luftschiif nach Amerika und 2urück, von Walther Kleffei und Wilhelm Schulze. Berlin, Ullstein, 1923. 190 p. Illus., plates.

L'Aviation commerciale en France et à l'étranger, par Louis Kahn. Paris, Revue politique et parlementaire, 1927. 32 ~o. (From Revue politique et parlementaire, Nov. 10, 1927)

Civil aeronautics in the United Kingdom. Government policy, aids and regulations; air-mail services, United Kingdom and continent traffic, by B. V. York. Washington, U. S. Bureau of foreign and domestic commerce, 1927. 24 p. (Bulletin no, 518)

Deutscher luftverkehr, vorgetragen von Martin Wronsky. München, R. Oldenbourg, 1927. 11 p. diagrs., illus., maps.

European ; the story of a tour of Europe by airplane, by Lowell Jackson Thomas. Boston and New York, Houghton Mifflin company, 1927. 524 p. Illus. Flugzeug-navigation und luftverkehr, von Hermann Roder. Dresden, Verlag Otto Hermann Horisch, 1927. 232 p. illus.

Luftkursbuch für Deutschland und die wichtigsten flugstrecken im ausländ. Hamburg, Hamburg Amerika Unie, 1927.

Les Rapports entre l'état français et les compagnies de transports publics aériens, par Pierre Lampué. Paris, L. Chauny et L. Quinsac, 1927. 108 p.

Agreement made with Imperial airways, ltd., for the establish• ment of a civil air transport service between Egypt and India. London, H.M. Stat, off., 1926. 20 p. (Command papers no. 2758)

Agreement made with Imperial airways, ltd., supplementing the Agreement, dated 15th May, 1924, between the president of the Air council and the company. London, H.M. Stat, off., 1926. 5 p. (Command papers no. 2574)

Aircraft and commerce in war, by James Molony Spaight. London, Longmans, Green and company, ltd., 1926. Ill p.

L'Aviation commerciale par rapport aux autres moyens de transport, par Oscar Bonorao. Paris, F. L. Vivien, 1926. 120 p. diagrs., illus.

Bollettino dell'aviazione civile e del traffico aereo. Roma, 1926 - (Monthly)

Civil aviation; a report by the Joint Committee on civil aviation of the U. S. Department of commerce and the American engineering council. New York, McGraw-Hill book company, inc., 1926, p. 139. diagrs., illus., maps, tables.

Commercial air transport, by Ivo Arthyr Exley Edwards and F. Tymms. London, New York, Sir Isaac Pitman and sons, ltd., 1926. 163 p. diagrs., illus.

Deutsche luftverkehrsstatistik 1925-1926. Berlin, Reichs¬ verkehrsministerium, 1925-26.

Flugzeughöhentransport, von Haller. München 1926.

Notre aviation marchande, par J. Vivent. Paris, Sansot, 1926. 168 p. map, tables.

Le Trafic aérien et la sécurité, par M. Volmerange. Paris, L'Association technique maritime et aéronautique, 1926.

Les Transports en service Intérieur et en service international, par Louis Josserand. Paris, Arthur Rousseau, 1926. 1137 p.

Das Verkehrsflugzeug, von Alfried Gymnich. Berlin, R. C. Schmidt und co., 1926. 207 p. map. Zusammenschluss im luftverkehr, von Kurt Weigelt Berlin, Luftfahrt verlag, 1926. 31 p.

Aerial transportation, by Leslie Aulls Bryan, Winfield, Kan, The Anderson press, 1925. 153 p.

The Commercial aspect of airship transport, by G. H. Scott. Washington, U. S. Govt, print, off., 1925. 42 p. (Bureau of aeronautics technical note no. 151) (From Report of the International air congress, London, 1923)

Deutsche luftverkehrstatistik, 1925. Berlin, Radetzki, 1925.

European commercial aeronautics, by J. Parker Van Zandt. Washington, 1925. 14 p. map. (N.A.C.A. Technical memoranourns no, ¡16) Frontier facts in air transportation, by J. Parker Van Zandt. S.A.E. journal, New ïork, Oct. 1925. 6 p. Charts.

Latecoere air lines, by J. Parker Van Zandt. Washington, 1925. 17 p. map. (N.A.C.A. Technical memorandums no. 327)

Lufthansa; luftpolitische möglichkeiten, von Fisher von Poturzyn. Leipzig, Werner Lehmann verlag, 1925. 91 p. diagrs., plates, tables.

Der Luftverkehr zwischen Europa und Südamerika, von P. Perlewitz. Berlin, 1925.

Nederland's grootste bedrijven van uit de lucht, van Jan Feith. Batavia, G. Kolff en co., 1925.

Onderzoek naar de bruikbaarheid van het hoogtevliegtuig voor verkeersdoeleinden, van Bartholomeus Lambertus Voskuil. Delft, J. Waltman, Jr., 1925. 122 p. diagrs., tables.

Organisation de l'aviation commerciale à ; rapport présenté par" Georges Oppermann, membre de la Chambre de commerce, et adopté par cette compagnie dans sa séance du 27 octobre 1925. Marseille, Société anonyme du sémaphore de Marseille, 1925. 35 p.

Reichsluftkursbuch, no- 1, June, 1925. Berlin, Reichs- Verkehrsministerium, 1S25- maps.

Report on commercial air transportation activities in England, France, Germany and Holland, by J. Parker Van Zandt. Washington, 1925. 70 p. illus., map, tables. (N.A.C.A. Technical memorandums no. 319)

Report to accompany S. 41, Promotion of commercial aviation. United States congress. Senate committee on commerce. 69th Cong., 1st sess., S. Rept, Washington, U. S Govt, print, off., 1925. 8 p. De Oeconoraische beteekenis der luchtvaart in het moderne snelverkeer, door J. A. Monod de Froideville, Jr. Rotterdam, Nijgh en van Ditmar, 1924. 75 p. diagrs., map, plates.

An Introduction to the economics of air transportation, by Thomas Hart Kennedy. New York, The Macmillan company, 1924. 154 p. maps.

Report on civil aviation 1924- Ottawa, Canada, Department of national defence, 1925-

Sverige-utlandet per flygplan, Aktiebolaget aerotransport, 1924, 1924.

Der Weltluftverkehr 1923-24, von Fischer von Poturzyn. Munchen, Verlag von Richard Pilaum, A.G., 1924. 53 p. iilus., maps.

Agreement made with the British, foreign, and colonial cor• poration, ltd., providing for the formation of a heavier-than-air transport company, to be called the Imperial air transport company, ltd. London, H.M. Stat, off., 1923. 15 p. (Command papers no. 2010)

Economics of transportation, by D. Phillip Locklin. Chicago, business publications, inc., 1923.

Der Fall luftverkehrsgesellschaft, von F. Schendel. Leipzig, 1923.

Orario delle linee aeree civili italiane. Roma, 1925- (Quarter

Répertoire de l'aéronautique et des transports aériens. Paris, 1923. iiir transport economics, by Edward Pearson Warner. Washington, 1922. 4 p. (N.fi.Ca. Technical memorandums no. 150)

La Conquista delle vie aeree nel mondo. Roma, Biblioteca d1aeronautica, 1922.

International commission for air navigation - Bulletin of in• formation. Paris, 1922- (weekly)

Le iiinee aeree transeuropee e l'Italia, con prefazione di Carlo Bonardi Deputato, di Eugenio boggiano-Pico. Roma, Corriere del parlamento, 1922- 49 p. diagrs.

Die Luftfahrt als Verkehrsmittel, von Johann Volkmar Fisser. Greifswald, L. Bamber 1922. 192 p.

Le Rendement aérodynamique des avions et le prix des transports aériens; conférence faite à Londres, le 6 avril 1922, devant la ''Royal aeronautical society," par Louis Bréguet. Paris, Gauthier—Villars et cie., 1922- 10 p. Verfahren zur vorberechnung der Selbstkosten in luftverkehrsbe- trieben und Charakterisierung anteiliger einflüsse, von E. Offermann. München, 1922.

Agreements made with Handley Page transport, limited and S. Instone and co., limited, for the operation of the London- Paris aeroplane service, March-October, 1921. London, H.M. Stat, off., 1921. 11 p. (Command papers no. 1521)

Fifty years of travel by land, water, and air, by Frank Hedges Butler. London, T. F. Unwin ltd., 1921. 421 p. illus., plates.

Hamburg im luftverkehr an der wende der jähre 1920-1921, von Joachim Hans Friedrich von Schroeder. Hamburg, Rademacher, 1921. 24 p. illus., plans.

Aerial transport, by George Holt Thomas. London, Hodder and Stoughton, ltd., 1920. 259 p. maps, plates.

L'Aviation colonials et la propulsion aérienne navigation fluviale aux colonies, par Robert Desmons. Paris, Librairie aéronautique, 1920. 47 p. illus.

L'Aviation de transport; l'évolution de la construction de 1907 à 1919 et la réalisation des avions de transport; l'utilisation économique des appareils, par L. Hirschauer. Paris, Dunod, 1920. 233 p. diagrs., illus., maps.

Bulletin de la navigation aérienne. Paris, 1920- (monthly)

Commercial airships; with an introduction by Sir A. Trevor Dawson, by H. B. Pratt. London, New York, Thomas Nelson and sons, ltd., 1920. 235 p. illus.

Luftverkehrs-probleme, von Friedrich Wilhelm Jordan Bremen, H.H. Hauschild, 1920. 47 p. illus., maps.

Report of the Air board for the year 1920. Ottawa, Canada, 1921. 16 p.

Zur Neuordnung des deutschen Verkehrswesens, von H. Kirchhoff. Berlin, 1920.

Die Aussichten des luftverkehrs in den kolonialgebieten. Berlin, 1919.

L'Évolution des moyens de transport, par Georges d'Avenel. Paris, Ernest Flammarion, 1919. 266 p.

Future of aerial transport. Great Britain. Ministry of reconstruction. London, H.M. Stat. off., 1919. 24 p. (Reconstruction problems no. 34)

The New traffic (aircraft), by William Hibbert Berry. London, Hurst and Blackett, ltd., 1919. 192 p. Observations et notes techniques, concernant les transports aériens et leur services annexes, par J. de Silvestre. Paris, Librairie aéronautique, 1919. 62 p. diagrs.

Das Pariser luftverkehrsabkommen vom 13. Oktober 1919, ein• schliesslich der bis ende 1924 vorgenommenen änderungen und ergänzungen. Berlin, 1919.

Report on civil aerial transport, by William F. Durand. Washington 1919- 47 p. (Submitted to the Executive committee of the N.A.C.A.)

Report on the progress of civil aviation. Great Britain. Directorate of civil aviation. London, H.M. Stat, off., 1919. maps, plates, table s.

Das Seeflugwesen und der luftverkehr über see. Nach zwei vortragen, gehalten am 14/1/1919 Im Aero-club Deutschland und am 24/3/1919 und der Handelskammer zu Magdeburg, von Z. S. von Dewitz. Berlin, Gustav Braunbeck, 1919.

Commercial aeronautics, by George Holt Thomas. London, 1918. 23 p. diagrs., Illus., map. (Aeronautical reprints no. 5)

Notes on airships for commercial purposes. Great Britain. Air ministry. London, H.M. Stat, off., 1918. 16 p. tables.

Reports of the Civil aerial transport committee with appendices. London, H.M. Stat, off., 1913. 33 p. (Command papers no. 9218)

L'Aviazione in Italia, di Carlo Montù. Roma, Tipografia "Roma" di Armani e Stein, 1911. 41 p.

Betrachtungen über die möglichkeit lohnender luftschlffverkehrs- linien, im besonderen. Aus Führbarkeit eines luftschiffverk über den Atlantik, vom aerologischen und seemännischen Standpunkt, von v. Müller-Berneck. Berlin, 1909.

Die Luftbahn; das Verkehrsmittel der zukunft, von Robert Krause. Marburg, N. G. Elwert, 1909. 23 p. illus.

Prospectus of the Aerial navigation company of Australia, limited. (To be registered under the Companies' Act of Tasmania) Tasmania, 1900. 12 p.

The Coming railroad. The Chase-Kirchner aerodromic system of transportation, by George Nathan Chase and H. W. Kirchner. St. Louis, Nixon-Jones printing company, 1894. 50 p. diagrs ., illus., tables.

La Navigation aérienne - projet d'une ligne transatlantique aérienne exécutable de suite, breveté, par Pierre Dronier. Paris, Chez les principaux libraires et chez l'auteur, 1894. 64 p. plates. Die Luftfahrzeuge der zukunft für personen- und Warenverkehr und die aussichten der luftschiffahrt, von Hermann Hoernes. Wien, A. Hartleben, 1891. 103 p. illus.

Aerial railway for the exploration of the polar zone and for air-transit over water and land, by David Thayer. Boston, A. Mudge and son, 1889. 7 p.

Aerial navigation and a proposai to form an aerial navigation Company, by Solomon Andrews. New York, J. F. Trow, 1865. 32 p.

Die Luftschiffahrtskunde und ihre anwendung zur communication, zu reisen und zu gütertransporten. Darstellung des gegen• wärtigen zustandes der aeronautik und vervollkommung, um ihr eine hochwichtige nutzbarkeit für die menschheit zu verschaffen. Nach Edm. Marey-Monge u.a. von Ferdinand Steinmann. Weimar, B- F. Voigt, 1843. 252 p.

De l'art aérostatique et de son application aux transports par l'air, par M. D. Delcourt. Paris, 1847.

Détermination et calcul du prix de révient des transports aériens, par Louis Bréguet. Paris, Librairie aéronautique, n.d. 23 p. Part II

PERIODICAL ARTICLES, BOOKS, PAMPHLETS, ETC., ON AIR TRANSPORTATION, CLASSIFIED BY SUBJECT

TRANSPORTATION - AIRSHIPS

Sky cruise; transatlantic dirigible ride, by W. B. Courtney. Collier's, May 3, 1937, v. 99, p. 12-13. illus.

irship and its place in modern transportation; with financial data, by Hugo Eckener. S.A.E. journal, New York, May 1937, v. 40, p. 190-93.

Service transoceanic du Zepplin, par Ernst A. Lehmann. Aero revue, Zurich, Apr. 1937, v. 12, no. 4, p. 79-80. illus. (Also Het Vliegveld, Mar. 1937, v. 21, no. 3, p. 72-75)

. uftschiffe und flugzeuge fur den uberseedienst. Luftwissen, Berlin, Mar. 1937, p. 65-72. illus.

"ndenburg flight. Ladies1 home journal, Jan. 1937, v. 54, p. 4.

ermany will establish a fortnightly transatlantic airship service. Business week, Feb. 29, 1936, p. 37.

""he Graf Zeppelin's jubilee trip. Aeroplane, London, Dec. 4, 1935, v. 49, no. 1280, p. 679-80. illus.

ships will solve the Atlantic problem, by J. A. Sinclair. Aero and airways, Oct. 1935, p. 346-48.

ermany leads in this respect; plans airship service to U.S. U.S. Air services, Washington, May 1935, v. 20, no. 5, p. 36.

ship service, Germany, Holland and Japan. Business week, Feb. 2, 1935, p. 14.

s Services transatlantique par dirigeable en 1935: l'entrée en service du "L.Z." L'Aéronautique, Paris, Jan. 1935, v. 17, no. 118, p. 18-19. illus.

wards an international airship service. Aeroplane, London, Apr. 4, 1934, v. 46, no. 14, p. 596.

raf Zeppelin to fly passengers from United States. Aero digest, Hew York, Oct. 1933, v. 22, no. 10, p. 26.

ansoceanic airship service, by Wolfgang Lambrecht. Scientific american, New York, July 1933, v. 149, p. 20-22. illus.

tificial pay load for coming commercial airships, by T. L. Blakemore. Aeronautical engineering, Apr.-June 1933. Transoceanic dirigible service, its past and future, by Wolfgang Lambrecht. Western flying, Los Angeles, Dec. 1932, v. 12, no. 12, p. 3-10; Jan.-Feb. 1933, v. 13, no. 1-2, p. 13-15, 16-17.

Logical development of airships for fast ocean transportation, by K. Arnstein. Metal progress, Dec. 1932, v. 22, p. 33-42. illus.

Congress encourages transoceanic airship program. U. S. Air services, Washington, July, Oct. 1932, v. 17, no. 7, 10, p. 19, 34.

Is a transatlantic airship service financially possible? by Alexander Klemin. Scientific american, New York, Sep. 1932, v. 147, p- 172-73. illus.

Mit Graf Zeppelin und Kondor-flugzeugen Europa - Brasilien! von Albert Sonntag. Bonn am Rhein, Selbst-verlag, druck und Herstellung: Köllen-verlage, 1932. 75 p. illus., maps, plates.

Trans-ocean airship services and government support, by C. L. Lawrance. Aviation engineering, East Stroudsburg, Pa., Dec. 1931, v. 30, no. 12, p. 15-19.

Trans-ocean airship service, by John C. Hunsaker. S.A.E. journal, New York, Sep. 1931, p. 198-99. ^

Vorteile des luftschiffs als Verkehrsmittel auf grosstenfernungen, von J. Breithaupt. Schiffbau, Berlin, May 15, 1931, v. 2, no. 10, p. 233-42. illus. I Future Atlantic airship services, by I- Shaw. Canadian aviation, Toronto, Sep. 1930, v. 3, no. 9, p. 19-20. illus.

Airships as empire links. Flight, London, July 11, 1930, v. 22, no. 28, p. 791-92.

Super-airships planned for regular transatlantic service. Dun's international review, June 1930, v. 55, p. 36-37. Illus.

Trans-oceanic Zeppelin travel the next step, by E. Reeves. Forbes, New York, Apr. 15, 1930, v. 25, p. 22-24.

Dr. Eckener sees a dream fulfilled, by V. G. Snow. National aeronautic review, Apr. 1930, p. 12-14.

Plans for an international airship service between Europe and the United States announced, by Hugo Eckener. Bradstreet's, New York, Mar. 29, 1930, v. 58, p. 214. Airships to fly Pacific, by J. J. Quinn. Western flying, Los Angeles, Jan. 1930, v. 7, no. 1, p. 102-04.

Die Zeppelin-fahrt; im luftschiff nach Amerika und zurück, von Walther Kleffei. Berlin, Ullstein, 1928. 190 p. illus., plates.

Leistungsberechnungen von verkehrsluftschiffen für trans• atlantische luftverkehrslinien, von Erich Steude. Z.F.M., München, Feb. 14, 1927, v. 13, no. 3, p. 69-72.

Airship and its place in commerce, by H. H. Blee. Mechanical engineering, New York, Nov. 1925, v. 47, p. 961-72. illus.

The Commercial aspect of airship transport, by G. H. Scott. Washington, U. S. Govt, print, off., 1925. 42 p. (Bureau of aeronautics technical note no. 151) (From Report of the International air congress, London, 1923)

Transatlantic airship service, by W. T. Blake. Discovery, Sep. 1923, v. 4, no. 45, p. 227-30. illus.

Coming: overnight airships, New York to Chicago. Literary digest, New York, Mar. 24, 1923, v. 76, p. 66-68. illus.

The Establishment of a self-supporting airship service, by C. Dennis Burney. The Aeroplane, London, Feb. 21, 1923, v. 24, no. 8, p. 135-40. (Also Flight, London, Feb. 15, 1923, v. 15, no. 7, p. 95-96)

Airship service to India and Australia. Aviation, New York, June 5, 1922, v. 12, no. 23, p. 667.

Commercial airship line for the United States. Literary digest, Mar. 18, 1922, v. 72, p. 66-68.

Spain to Argentine airship service. Aviation, New York, Dec. 5, 1921, v. 11, p. 656-58. illus.

Airships for passenger transportation, by Ralph Upson. Aviation, New York, Nov. 21, 1921, v. 11, no. 21, p. 598-600. illus.

Organization of a colonial airship service, by V. C. Richmond. Aeronautical journal, London, Nov. 1921, v. 25, p. 588-615.

map, tables-

First american commercial dirigible line, by C. A. Tinker. Aerial age, May 9, 1921, v. 12, p. 202-03. Commercial airship, its operation and construction, by Trevor Dawson. Flying, New York, Dec. 1920, v. 9, p. 665-73. (Also Proceedings of the air conference, London, 1920. London, H.N. Stat, off., 1920, p. 110-33; Engineer, London, Oct. 29, Nov. 19, 1920, v. 130, p. 433, 501; Flight, London, Oct. 14, Nov. 11, 1920, v. 12, no. 41,46, p. 1078, 1173; Aeronautics, London, Oct. 28, 1920, v. 19, no. 367, p. 303-06; Engineering, London, Oct. 22, 1920, v. 110, p. 531-32, 553-60)

Airships for slow-speed heavy transport, by T. R. Cave-Brown- Cave . Aeronautics, London, Sep. 2, 1920, v. 19, no. 359, p. 178.

The Bodensee commercially profitable. Postwar conditions In german aerial transportation, by Ralph H. Upson. U. S. Air services, New York, Sep. 1920, v. 4, no. 2, p. 17-18. illus.

First dirigible passenger line Akron-. U. S. Air servie es, Ney/ York, June 1920, v. 3, no. 5, p. 23.

Future developments of the rigid airship for commercial purposes, by P. Litherland Teed. Scientific american, New York, June 1920, v. 1, p. 542-43.

Airships in foreign trade, by H. Bingham. Asia, New York, Apr. 1920, v. 20, p. 316-22. illus.

Commercial airships; with an introduction by Sir A. Trevor Dawson, by H. B. Pratt. London, and New York, Thomas Nelson and sons, ltd., 1920. 235 p. illus.

New York-London airship line service is planned, by A. Sinsheimer Automotive industries, New York, Dec. 4, 1919, v. 41, p. 1099-1103. diagrs., plans.

Hitch your wagon to a gas bag the next step in transportation, by A. C. Lescarboura. Engineering, New York, June 7, 1919, v. 93, p. 358-59. illus.

L^tilisation commerciale des aéronefs rigides. Génie civil, Paris, May 1, 1919, v. 74, no. 9, p. 167-69.

Details of the british London-New York airship transport project. Air service journal, New York, Mar. 29, 1919, v. 4, no. 13, p. 8-9.

Commercial use of airships. Nature, London, .Mar. 6, 1919, v. 103, no. 2575, p. 4-5.

Airships practical for commercial use. Automotive industries, New York, Feb. 27, 1919, v. 40, no. 9, p. 461-63. illus. The Airship for commercial purposes, by E. M. Maitland. Aviation, New York, Feb. 1, 1919, v. 6, no. 1,' p. 27.

Airships for commercial purposes. Aeronautics, London, Feb. 5, 1919, v. 16, no. 277, p. 152-54- (Also Flight, London, Jan. 30, 1919, v. 11, no. 5, p. 144-48)

Commercial airships. Engineer, London, Jan. 24, 1919, v. 27, p. 84-85.

Airship transport, by S. Nixon. Flight, London, Jan. 16, 1919, v. 11, no. 3, p. 68-75. illus.

Notes on airships for commercial purposes. Air ministry, December 1918. London, H.M. Stat, off., 1918. 16 p. tables.

Development of commercial dirigibles, by Raymond B. Price. Scientific american supplement, New York, Aug. 18, 1917, v. 34, p. 103. (Also Flying, New York, Mar. 1917, v. 6, no. 2, p. 142) illus.

Germans count on Zeppelins to revolutionize world trade after the war. Current opinion, New York, June 1917, v. 62, p. 444-45.

Possibilities and conditions of crossing the Atlantic by airship, by L. D'Orcy. Scientific american, New York, Aug. 26, 1916, v. 115, p. 188. illus., map.

German commercial airship lines lose money. Aeronautics, New York, Aug. 15, 1914, v. 15, no. 3, p. 39.

Cruising in a Zeppelin. Literary digest, New York, Feb. 8, 1913, v. 46, p. 303.

Air line over Germany; the Zeppelin ships that never lost a passenger. World's work, Garden city, New York, Nov. 1912, v. 25, p. 94-99. illus.

Cost of airship trips in Germany. Flight, London, Nov. 27, 1909, v. 1, no. 48, p. 765.

Betrachtungen über die möglichkeit lohnender luftschiffverkehrs- linien, im bes. Ausführbarkeit eines luftschiffVerkehrs über den Atlantik, vom aerologischen und seemännischen Standpunkt, von Von Müller-Berneck, Berlin, 1909.

La Navigation aér ienne . . . pro jet d'une ligne transatlantique aérienne exécutable de suite, par Pierre Dronier. Paris, Chez les principaux libraires et chez l'auteur, 1894. 64 p. plates. Die Luftfahrzeuge der zukunft für personen- und Warenverkehr und die aussichten der Luftschiffahrt, von Hermann Hoernes. Vienna, A. Hartleben, 1891. 103 p. illus.

COORDINATION

Fortune survey; plane versus train travel. Fortune, Chicago, Apr. 1936, v. 13, p. £20. table.

Chemin de fer et aéronef dans leur lutte contre les moyens de transport plus anciens. Ëtude comparative sur l'apparition de deux nouveaux moyens de transport de nos jours et il y a cent ans, par Pollog. Revue aéronautique internationale, Mar. 1936, 9 p. illus.

Railways and the air, by R. S. Horne. Aeroplane, Mar. 7, 1934, v. 46, no. 10, p. 393.

Railway's service. Airways and airports, Oct. 1933, p. 213-14.

Coordinated air-rail express brings fast service to entire country; Railway express agency. Railway age, Apr. 1, 1933, v. 94, p. 477-49. illus., map.

Airlines and railroads, by Alfred E. Smith. Aero digest, New York, Mar. 1933, v. 22, no. 3, p. 19.

Coordination, evolution and development, by H. Dunwoody. Air transportation, New York, Feb. 1933, p. 11-12.

Airways and railways - railroad attitude toward air trans• port. Air transportation, New York, Nov. 1932, v. 3, no. 5, p. 31-

Coordinated air transport and bus line express established by T.W.A. and the Greyhound lines. Postal telegraph, messenger service included in the tie-up. Western flying, Los Angeles, Mar. 1932, v. 11, no. 3, p. 46.

Les Transports combinés air-fer, par H. Doming. Revue générale de droit aérien, Jan.-Mar. 1932.

New tie-up betv/een rail and air service reduces express rates. U. S. Air services, Jan. 1932, v. 17, no. 1, p. 33.

Traffic control - truck and airplane traffic, by George Lloyd Wilson. Scranton, Pa., International textbook company, 1932. 44 p. illus. Railroads go air-minded, by L. G. King, Nation's business, Nov. 1931, v. 19, p. 29-32. illus.

L^Utilizzazione económica delle linee aeree e la cooperazione del velívolo cogli altri mezzi di transporto, di Alfonso Pirozzi. Rivista aeronáutica, Roma, Jan. 1931, v. 7, no. 1, p. 49-57.

Le Rail et l'aile; (étude économlque sur les transports ferrovaires et aériens), par Guy D. Dupuis. Paris, Vivien, 1931. 210 p.

Development of rail-air passenger service, by Daniel M. Sheaffer Military engineer, Nov.-Dec. 1930, v. 22, no. 126, p. 495¬ 500.

Rail and skyway. Literary digest, New York, June 7, 1930, v. 107, p. 32.

Railroads take to the air. Literary digest, New York, July 20, 1929, v. 102, p. 8. map.

Texas and pacific- standard air-rail service. Airway age, New York, May 1929, v. 10, p. 666-67.

Looking ahead in transportation; coordination of trains, motor cars and airplanes, by W. W. Atterbury. Review of reviews, New York, Apr. 1929, v. 79, p. 59-62. illus., map.

Aviation as it affects the railroads. Success of air transport agency, by S. E. McMaster. Railway club of Pittsburgh official proceedings, Feb. 28, 1929, v. 28, no. 4, p. 60-74

Rail and air service. Coordination - competition. A List of references .... September, 1929. Washington, Bureau of railway economics, 1929. 1 p.

Les Transports commerciaux; manuel pratique; chemins de fer - navigation - automobilisme - aviation, par Charles Calot. Paris, Delagrave, 1929. 522 p. diagrs., illus., maps, plans, tables.

Linking rail and air transport, by W. W. Atterbury. Aero digest New York, Dec. 1928, v. 13, no. 6, p. 1113-20. illus.

Air transport. Consideration of relationship of air transport to older established means of transport; present stage, by R. H. Mayo. Machinery market, London, Nov. 23, 1928, no. 1464, p. 1083-84.

The Railroads and air transport. Description of T.A.T. service in which Pennsylvania railroad is interested; observations made on european air traffic, by C. E. McCullough and C. H. Mathews. Airway age, New York, Nov. 1928, v. 9, no. p. 49-52. illus. Airways and railways. How aviation can cooperate with other forms of transport, railway and airway history, by W. S. Brancker. Modern transport, London, Oct. 13, 1928, v. 20, no. 500, p. 3-4.

Northwest begins its air-rail operations. Schedule and rates given. Airway age, New York, Oct. 1928, v. 9, no. 10, p. 59. illus.

T.A.T. air-rail service started on central west section. Aviation, New York, Sep. 8, 1923, v. 25, p. 822.

Merging of air and rail. The most valuable advance in commercial aviation, by Ford A. Carpenter. Aeronautical world, Sep. 1923, v. 1, no. 1, 3 p. illus.

Air transportation and the steam railways, by William P. MacCracken. Railway age, New York, Aug. 25, 1928, v. 25, p. 363-64.

By rail and air; what proposed consolidation of railroad and air service may mean to security holders, by G. Denning. Magazine of Wall street, July 23, 19"28, v. "t2, p. 556-57. illus.

The U. S. combined air and rail venture. Flight, London, June 21, 1928, v. 20, no. 25, p. 466.

Aviation and railroad companies combine to offer coast-to--rail service. Aviation, New York, May 28, 1923, v. 24, no. 22, p. 1528. (Also Literary digest, May 26, 1928, v. 97, p. 12. map)

Railroads now team-up with the airplane, by J. G. Condon. Printers' ink, May 24, 1928, v. 143, p. 73-74.

Airplanes and terminals, address before the Western railway club, Hotel Sherman, Chicago, Illinois, May 7, 1928, by Thomas Carr Powell. Chicago, 1928. 26 p.

La Navigazione aerea civile in rapporto ai trasporti ferroviari e postali, di Enrico Mellini. (in IV Congresso inter• nazionale aerea, Roma, Oct. 24-30, 1927. Roma, 1928, v. 2, p. 283-86)

I Trasporti combinati aereo-ferroviari, di Alfonso Donalisio. (In IV Congresso internazionale di navigazione aerea, Roma, Oct. 24-30, 1927. Roma, 1928. v. 2, p. 126-32)

Railroad interest in air transportation. Literary digest, New York, July 23, 1927, v. 94, p. 56-57. Wings; the latest style for railways; Philadelphia rapid transit company establishes a regular daily passenger air service between Philadelphia and Washington. Electric railway, New York, July 24, 1926, v. 68, p. 148-49.

Will air transport become a serious competitor? by Archibald Black. Railway age, New York, June 12, 1926, v. 30, p. 1677-79.

L1Aviation commerciale par rapport aux autres moyens de transport, par Oscar Bonomo. Paris, F. L. Vivien, 1926. 120 p. diagrs., illus.

What airplanes are doing to railroads abroad, by C. Dillon. Railway review, Chicago, Aug. 15, 1925, v. 77, p. 231-33. map.

A Comparison of the cost of transport and ton-miles by land, sea and air, by Lord Montague of Beaulieu. Aeronautical journal, Apr. 1921, v. 25, no. 124, p. 205-20. tables, (Also Aerial age, New York, Feb. 28, 1921, v. 12, no. 25, p. 638; Aeronautics, Jan. 27, 1921, n.s., v. 20, no. 380, p. 58-61; Flight, Jan. 27, 1921, v. 13, no. 4, p. 61-62)

By sea, air, and land - the transport trinity. Flight, London, Feb. 3, 1921, v. 13, no. 5, p. 79.

COSTS

Que coûte le transport aérien? par E. Venturini. Lignes internationales et secondaires. Revue aéronautique internationale, June 1937, no. S4, p. 156-61.

Air transportation costing, by N. T. Macleod. New York, Pitman, 1937. Ill p.

Overheads and running costs in the business of air transport. Aeroplane, London, July 22, 1936, v. 51, no. 1313, p. 127-28. chart.

Airline transport costs much reduced, by H. M. Wolfin. Mining and metallurgy, New York, June 1936, v. 17, p. 303.

The Cost of operating a modern transport, by H. V. Thaden. Aviation, Jan, 1936, v. 35, no. 1, p. 29. chart.

Analyzing plane operating costs, by J. P. Eames. Western flying, Los Angeles, Dec. 1935, v. 15, no. 12, p. 11. Pourquoi les transports aériens coutent-ils trois fois moins cher aux Etats-Unis qu'en Europe, par A. Verduranci. L'Aéronautique, Paris, Oct. 1935, v. 17, no. 197, p. 258-70 illus.

Le Prix de revient des transports aériens, par Henri Bardel. L-1 Aéronautique, Paris, Sep. 1935, v. 17, no. 196, p. 239¬ 44. illus., tables.

Small or large, fast or slow - some problems of operating costs. Aeroplane, May 1, 1935, y. 48, no. 1249, p. 509-10. illus.

Air transport economy question, by W. Luz. Aircraft, Mar. 1935, p. 19.

Costs, by A. P. Adams. Aviation, Nov. 1934, v. 33, no. 11, p. 358-60. illus.

Standing charges and flying costs, bv H. Scott Hall. Aeroplane, May 23, 1934, v. 46, no. 21, p." 847-48.

Speed and the economics of air transport, by F. M. Green. Flight, Mar. 8, 1934, v. 26, no. 1315, p. 220-23. diagrs.

Il Costo dei trasporti aerei, di F. Corini. Politecnico, Feb. 1934, v. 82, no. 2, p. 98-113-

Future air travel costs to be much lower, by E. L. Vidal. National petroleum news, , Sep. 27, 1933, v. 25, p. 16.

Where the operator's dollar goes, by R. W. Robbins, Western flying, Los Angeles, Mar. 1933, v. 13, no. 3, p. 15, 18.

Reliable air transport cost figures. Aviation engineering, Jan. 1933, p. 20-21.

Controlling costs by planning. Aviation, Oct. 1932, v. 31, no. 10, p. 408-10. chart, illus.

True cost of american . Air and airways, Aug. 1932, v, 9, no. 5, p. 165-66. charts.

Analysis of operation costs, by H. L. Bredouw. Southern aviation, July 1932, v. 3, no. 11, p. 13-14.

The Engineer and the transport airplane. A Plea for engineering research touching on purchase price versus operating economy, by V. E. Clark. Aviation engineer• ing, East Stroudsburg, Pa., July 1932, v. 7, no. 1, p. 7-10. Speed - its relation to cost in passenger transportation, by Jack B. Miller. Western flying, Los Angeles, Mar. 1952, v, 11, no. 3, p. 14-16, 39.

How maintenance costs were lowered, by H. C. Downey. Airway age, May 2, 1931, v. 12, no. 5, p. 450-54. tables.

The High cost of flying, by B. Bryan. Oil bulletin, Los Angeles, Apr. 1930, v. 16, no. 4, p. 394-95. illus.

Plane salesman presents some operations cost figures. Air transportation, Feb. 1, 1930, p. 9,

Cutting the cost of air travel, by J. E. Bullard. Transportation, Feb. 1930, p. 33-35.

La Navigazione aerea dal punto di vista economico, di C. Rocca. Aeronautics, Milano, Italy, Jan. 1930, v. 8, no. 1, p. 12-13.

Economic relationship of speed and weight in air trans• portation, by Edward P. Warner. Aviation, Sep. 7, 1929, v. 27, p. 539-41.

Information as to cost of aerial transportation, by H. V. Shebat. Stone and Webster journal, June 1923, v. 42, no. 6, p. 792-96,

Cost of operating 3-engine planes. Aviation, New York, Jan. 31, 1927, v. 22, no. 5, p. 222-23.'

On costs and values, The Aeroplane, London, Dec. 9, 1925, v. 29, no. 24, p. 660-68. illus.

Detroit-Chicago costs. Aviation, New York, Aug. 3, 1925, v. 19, p. 125.

Air transport costs. Aviation, New York, July 6, 1925, v. 19, no. 1, p. 11.

A Reason why aircraft cost so much. Aviation, New York, Mar. 30, 1925, v. 18, no. 13, p. 345. chart.

Where the money goes. Aviation, New York, May 5, 1924, v. 16, no. 18, p. 474-75.

Low operating cost is essential to commercial planes, by Archibald Black. Automotive industries, June 7, 1923, v. 48, no. 23, p. 1232-34. illus.

The Cost of subsidized air transport. The Aeroplane, London, Mar. 7, 1923, v. 24, no. 10, p. 175-76. Flying, cheap travel. Science, New York, Dec. 29, 1922, n.s., v. 56, p. 12.

Cost of transportation by various means. Aeronautical digest, New York, Oct, 1922, v. 1, no. 7, p. 137.

The Cost of running a flying-boat service. Flight, London, Jan. 26, 1922, v. 14, no. 4, p. 53.

Le Rendement aérodynamique des avions et le prix des transports aériens; conférence faite à Londres, le 6 avril 1922, devant la "Royal aeronautical society," par Louis Bréguet. Paris, Imprimerie Gauthier-Villars et Cie., 1922. 10 p.

Verfahren zur vorberechnung der Selbstkosten in luftverkehr• betrieben und characterisierung anteiliger einflüsse, von E. Offermann. München, 1922.

Operation costs of airlines, by William B. Stout. Aeronautics, London, May 26, 1921, n.s., v. 20, no. 397, p. 381.

A Comparison of the cost of transport and ton-miles by land, sea and air, by Lord Montague of Beaulieu. Aeronautical journal, Apr, 1921, v. 25, no. 124, p. 205-20. tables. (Also Aerial age, New York, Feb. 28, 1921, v. 12, no. 25, p.638; Aeronautics, Jan. 27, 1921, n.s., v. 20, no. 380, p. 58-61; Flight, Jan. 27, 1921, v. 13, no. 4, p. 61-62)

Die Kosten der luftreise, von Alexander Baumann. Z.F.M., Berlin Jan. 31-Feb. 15, 1921, v. 12, no. 2-3, p. 17-20, 33-35.

The Cost of air-ton miles. The Aeroplane, London, Jan. 26, 1921 v. 20, no. 4, p. 84-86.

Aircraft depreciation and costs. The Aeroplane, London, Oct. 20, 1920, v. 19, no. 16, p. 678-80.

Cost of operation for airplane service, by L. H. Mueller. Journal of electricity, San Francisco, Oct, 15, 192Q> v. 45, p. 368-69.

Aircraft depreciation. Flight, London, Sep. 30, 1920, v. 12, no. 40, p. 1039-40.

Cost of commercial flying. Automotive industries, New York, May 13, 1920, v. 42, p. 1097.

Running costs of flight. Suggested international formula. Aeronautics, London, May 6, 1920, v. 18, no. 342, p. 359.

Ist der luftverkehr rentabel? Flug, Wien, May 1920, no. 5, p. 41-43. illus. Eight cents a mile by air. Illustrated world, Chicago, Dec. 1919, v, 32, p. 566. illus.

Cost analysis of airplane operation. Air service journal, New York, Mar. 29, 1919, v. 4, no. 13, p. 6.

DEVELOPMENT

The Story of eight years of progress, by Jamis. African observer, Bulawyo, July 1937, v. 7, no. 3, p. 11-12.

Statistics show 10 years of progress in civil aeronautics. Air commerce bulletin, Washington, June 15, 1937, v. 8, no. 12, p. 261-67. tables.

Air transport strides ahead, by A. R. Boone. U. S. Air services, Washington, Apr. 1937, p. 13-16, 32. illus.

Rise of air transportation, by R. M. Cleveland. Scientific american, New York, Feb. 1937, v. 156, p. 78-80. illus., map, table.

A Year's air transport in retrospect, by F. D. Bradbrooke. Aeroplane, London, Jan. 6, 1937, p„ 19-21. illus.

Air transport in 1936, by E. S. Gorrell. Aviation, New York, Jan. 1937, p. 24. illus.

Progress of civil aviation in 1935. Aeroplane, London, Sep. 23, 1936, v. 51, no. 1322, p. 376.

The Singapore-Sidney flying-boat survey, by Y. Fysh. Aeroplane London, Sep. 16-23, 1936, v. 50, no. 1321-22, p. 347-52, 393-96. illus.

R;:,pid growth of the airlines, by E. S. Brown. Popular aviation Chicago, Oct. 1935, v. 16, no. 4, p. 217-18, 256. illus.

A Plan for the organization of a european air service, by C. B. Lawson. London, Constable and company, 1935.

Caribbean workshop. Aviation, New York, Aug. 1934, v. 33, no. 8, p. 242-43. illus.

Progress report on Pan-American's arctic flight laboratory. Aviation, New York, Aug. 1934, v. 33, no. 8, p. 240-41. illus. Are air-trains coming? Literary digest, New York, June 9, 1934, v. 117, p. 21.

Developments in air transportation, by R- W. Robbins. Mechanical engineering, New York, May 1934, v. 56, p. 279-82. illus.

On the growth of civil aviation. Aeroplane, London, Feb. 28, Apr. 11, 1934, v. 46, no. 9, 15, p. 329-32, 627-30.

Recent developments in air transportation, by James H. Doolittle. Journal of air law, Chicago, Apr. 1934, p. 24-25.

Transport goes steadily forward. Aviation, New York, Mar. 1934, v. 33, no. 3, p. 71-78. charts, maps.

Airlines continue up-curve. Western flying, Los Angeles, Apr. 1933, p. 22.

Future of civil aviation, by N. Whiteside. Canadian aviation, Toronto, Apr. 1933, p. 11.

Progress of air transport is inevitable, by T. B. Clement. Air transportation, New York, Apr. 1933, p. 5-6.

Coordination, evolution and development, by H. Dunwoody. Air transportation, New York, Feb. 1933, p. 11-12.

Air progress, by Eric Geddes. Flight, London, Jan. 5, 1933, v. 25, no. 1, p. 18.

A New aviation policy; discussion of plans to develop air mail and passenger traffic, by Irving Glover. Air transportation, New York, Nov. 1932, v. 8, no. 5, p. 10-11. illus.

Air-transport development and its effect on foreign trade, by Arthur E, Curtis. Southern aviation, Atlanta, C-a., Aug. 1932, v. 3, no. 12, p. 6, 8. ,

Rapid air transport grows on merit, by L. W. Youngman. Aircraft age, Kansas City, July 1932, v. 3, no. 9, p. 8-9. illus.

Why air transportation is forging ahead, by P. G. Johnson¬ Southern aviation, Atlanta, Ga., July 1932, v. 3, no. 11, p. 6.

Air transportation grows. Aviation engineering, East Stroudsburg, Pa., June 1932, p. 50-51.

Air transportation continues in steady expansion, by F. G. Coburn. Southern aviation, Atlanta, Ga., Apr. 1932, v. 3, no- 8, p. 6. American air transport development, by H. H. Blee. Aircraft, Apr. 1932, p. 23-24.

Progress of air transport during the depression period, by John R. Jouett. Southern aviation, Atlanta, Ga., Apr. 1932, v. 3, no. 8, p. 9.

Progress of civil aeronautics, by C. M. Young. Southern aviation, Atlanta, Ga., Apr. 1932, p. 5-6.

The Prospects for greater ai*r-transport growth, by J. D. Jernigin. Southern aviation, Atlanta, Ga., Apr. 1932, v. 3, no. 8, p. 10.

Some developments we may expect in air transportation, by Fred E. Foster, Southern aviation, Atlanta, Ga., Apr. 1932, v. 3, no. 8, p. 8.

Air transport. How does it progress? And where most rapidly? Aviation, New York, Mar. 1932, v. 31, no. 3, p. 102-05. charts, map.

Air transportation grows. Airports and airlines, Mar. 1932, p. 14-15.

Dramatic changes in world transport; predicts 100 ton trans• ports . Popular aviation, Chicago, Feb. 1932, v. 10, no. 2, p. 100.

Progress and development of commercial aviation, by C. A. Barnard. Institute of transport journal, London, Jan. 1932, v. 13, no. 3, p. 145-50.

The Regulation and encouragement of air transportation, by Leland Hyzer. National aeronautic magazine, Washington, Jan. 1932, v. 10, no. 1, p. 17-19. illus.

Air transportation grows. Airports and airlines, Dec. 1931, v. 7, no. 6, p. 24-25.

American air transport development, by Harry H. Blee. Engineers and engineering, Philadelphia, Nov. 1931, p. 247-50.

The Development of air transportation in America, by Harry H. Blee. National aeronautic magazine, Washington, May 1931, v. 9, no. 5, p. 11-16, 25. illus., map.

Putting air travel into mass production, by Amelia Earhart. Aviation, New York, May 1931, v. 30, no. 5, p. 292-94. illus.

More miles, more loads. Western flying, Los Angeles, Mar. 1931, v. 9, no. 3, p. 36-37. The Traffic of tomorrow, by Don Rose. Aero digest, New York, Mar. 1931, v. 18, no. 3, p. 38, 120-22-

Air transport progress. Aviation, New York, Jan. 1931, v. 30, p. 18-21. illus.

Glancing back at 1930. Civil aviation progress, by Robert Lamont. Western flying, Los Angeles, Jan. 1931, v. 9, no. 1, p. 38-39.

Growth of aviation, by C. R. Fairey. Journal of the R.A.S., London, Jan. 1931, v. 35, no. 241, p. 4-28. charts. (Also Flight, London, Oct. 17, 1930, v. 22, no. 42, p. 1147-51 and Aeroplane, London, Oct. 15, 1930, v. 39, no. 16, p. 856-64)

Trends of the industry during 1930, by R. Sidney Bowen, Jr. Aviation, New York, Jan. 1931, v. 30, no. 1, p. 15-17.

Air transport making rapid strides, by C. H. Mathews, Jr. Railway age, New York, Nov. 15, 1930, v. 39, p. 1046-48.

Civil aviation and the trend of development. Air commerce bulletin, Washington, Nov. 1, 1930, v. 2, no. 9, p. 215-23.

Future of air navigation, by Frank T. Courtney. Aviation, New York, Nov. 1930, v. 29, no. 5, p. 264-68. illus.

Present progress in aviation, by E. S. Evans. Mechanical engineering, New York, Nov. 1930, v. 52, no. 11, p. 985. The Development of civil aviation and night flying, by M. N. T. Gubbins. Flight, London, Oct. 24, 1930, v. 22, no. 43, p. 1163-64. illus.

Progress of aviation, growth of the transport, by C. H- Biddlecomb. Forbes, New York, Oct. 15, 1930, v. 26, p. 46.

What next in air transport? by Edward P. Warner. Aviation, New York, Oct. 1930, v. 29, no. 4, p. 193-94.

Report to President Hoover on progress of the country's air transportation, by Clarence M. Young. Commercial and financial chronical, New York, Aug. 30, 1930, v. 131, no. 3401, p. 1360-61.

The Growth of air transport; illuminating statistics from all parts of the world. Flight, London, July 25, 1930, v. 22, no. 30, p. 849. I

The Future of air transportation, by T. G. Lanphier. Mechanical engineering, New York, June 1930, v. 52, no. 6, p. 596. (Als Aeronautical world journal of commerce, Los Angeles, Apr. 1930, p. 30-31 and Canadian air review, Mar. 1930, v. 3, no. 1 p. 19) L'Avenir de la navigation aérienne, par P. E. Koster et E. V. Grindherr. Les Cahiers techniques de C.F.P. Aéronautique, Apr. 10, 1950. 8 p.

Air mail and the development of air transportation. Air commerce bulletin, Washington, Apr. 1, 1930, v. 1, no. 19, p. 1-3.

Air traffic in state of flux. Barron's, Mar. 31, 1930, v. 10, p. 27.

Forsees five continents linked by regular airplane service, by E- Geddes. Commercial and financial chronical, New York, Mar. 22, 1930, v. 130, p. 1960.

Industry's present status augurs well for future of air trans• portation. Air commerce bulletin, Washington, Mar. 15, 1930, v. 1, no. 18, p. 8-10.

Marked growth in air transport lines seen by Department of commerce study. Air transportation, New York, Mar. 15, 1930, v. 11, no. 5, p. 7.

Air transport development in 1929, by C. F. McReynolds. Aviation, New York, Feb. 15, 1930, v. 28, no. 7, p. 318-22.

Development of aviation in the old dominion, by C. N. Snead. Southern aviation, Atlanta, Jan. 15, 1930, v. 1, no. 5, p. 19-22, 26. illus.

History and growth of commercial air transportation, by N. MacMillan. Flight, London, Jan. 3, 1930, v. 22, no. 1, p. 77-80. illus.

Aviation in readjustment era, by C. M. Young. Iron age, New York, Jan. 2, 1930, v. 125, p. 22-23.

The Past decade of commercial aviation. (In Aviation year book, London, 1930, p. 5-25)

The First commercial airline, by P. E. Fansler. Aero digest, New York, Dec. 1929, v. 15, p. 58-59, 360-68.

Development of aviation in peace and war transportation. Brief history of air transportation. Canadian royal club, Montreal, Nov. 1929, v. 28, no. 8, p. 26-39.

Ten years of air transport. The Aeroplane, London, Oct. 23, 1929, v. 37, no. 17, p. 1001-04. illus. (Also Airways, London, 1929, v. 6, p. 97-99)

Los Progresos de la aviación commercia, por R. Altamira. Ingeniería y construcción, Madrid, Sep. 1929, v. 7, no. 81, p. 463-64. Recent developments in air transport. Statistics of present state of air-transport developments; greatly increased employment of planes for mail transportation; increased passenger travel; transportation of express, by P. G. Johnson. Aeronautical engineer, July-Sep. 1929, v. 1, no. 3, p. 159-62. (Also Engineer, London, Aug. 30, 1929, v. 148, no. 3842, p. 231-36. illus.)

L'Aviation marchande celèbre son X anniversaire, par Louise- Faure Favier. L'Aerophile, Paris, Aug. 15, 1929, v. 37, no. 15-16, p. 238-39. illus.

Air transportation, present and future. Present status of aircraft and air-transport industry; future production, by W. E. Boeing. World ports, Montreal, Aug. 1929, v. 17, no. 10, p. 749-54, 755-63.

From barnstorming to air liners. Popular mechanics, Chicago, July 1929, v. 52, p. 8-12. illus.

Air and ground transport; developments due to the airplane, by L. M. Woolsoii. S.A.E. journal, New York, Apr., June 1929, v. 24, no, 4, 6, p. 371-72, and 575-81. illus.

U.S. Civil air chief on developments in commercial aviation. Comparison of air transport in Europe with U.S., by C. M. Young and H. J. J. Sargint. Flight, London, Apr. 25, 1929, v. 21, no. 17, p. 337-38.

A New era dawns in industry. Present developments in aerial transportation, by E. Ford. Nation's business, Washington Apr. 1929, v. 17, no. 4, p. 14-16, 143-44. illus.

Future of air travel. Popular mechanics, Chicago, Mar. 1929, v. 52, p. 754-59. diagr., illus.

Une polémique sur l'avenir de 1'aviation marchande. La politique du Dr. et la Lufthansa. L'Aeronautique, Paris, Mar. 1929, v. 11, no. 118, p. 95-98.

The Outlook for commercial aviation - present status of mail and passenger transportation by air, by C. M. Keys. Machinery, New York, Feb. 1929, v. 35, no. 6, p. 419-21.

Air transportation. History of air transportation; future prospects, by W. E. Boeing. Aero digest, New York, Jan. 1929, v. 14, no. 1, p. 36-37, 172. illus.

Entwicklung des weltluftverkehrs, von A- R. Boehn. Zeit¬ schrift für technische physick, 1929, no. 10, p. 409-11.

International air transport In the making, by Walter Dollfus. Aeronautica, Amsterdam, Nov. 1928, v. 2, no. 11, p. 224-28 map. Considerazioni sull'avvenire del traffico aereo, di Ernesto La Polla. Rivista aeronáutica, Roma, Oct. 1928, v. 4, no. 10, p. 1-20.

America's future in the air. Description of air-mail and passenger services; air transport and the railroad, by M. Johnson. Airways, London, Sep. 1928, v. 5, no. 1, p. 7-10. illus.

Bright future indicated for air transportation. Discussion of report of air-transportation possibilities by Detroit board of commerce. Automotive industries, New York, Apr. 21, 1928, v. 58, no. 16, p. 626.

Revoluciones en el tráfico mundial, por C. Dennis durney. Icaro, Madrid, Apr. 4, 1928, no. 4, p. 111-12.

Development in aviation. Particular use of airplane as unit In regular, organized transportation system. New York railroad club, New York, Jan. 1928, v. 38, no. 2, p. 8529-35.

Future of aerial transport. Atlantic, Jan. 1928, v. 141, p. 80-90.

Air transport in rapid spread. Railway age, New York, Dec. 3, 1927, v. 83, no. 23, p. 1115-19. illus.

Aviation progress. Reviews progress to date and draws com• parison as to what has occurred in other branches of transport, by F. H. Page. Journal of the R.A.S., London, Nov. 1927, v. 31, no. 203, p. 1005-18. illus.

The Common carrier hops off, by Ralph D. Weyerbacher. Saturday evening post, Philadelphia, July 30, 1927, v. 200, p. 6-7, 93-94, 99.

Flights and commercial aviation. Nation, London, June 22, 1927, v. 124, p. 684.

Air transport making rapid progress, by F. D. Sprague. Railway age, New York, Feb. 26, 1927, v. 82, p. 577-79. illus.

Aeronautical progress - 1927, by W. L. LePage. Aviation, New York, Jan. 3, 1927, v. 22, no. 1, p. 19-23. illus.

Recent progress in air transportation, by J. E. Whitback. Mechanical engineering, New York, Jan. 1927, v. 49, p. 80.

The Air mail fathers commercial aviation. Aviation, New York, Oct. 18, 1926, v. 21, no. 16, p. 668-69. Encouragement of civil aeronautics. Department of commerce has big problem for fostering civil aviation. Aviation, New York, Oct. 11, 1926, v. 21, no. 15, p. 636-40.

Air transportation, its achievements and prospects, by W. Beecher. Magazine of Wall street, New York, Oct. 9, 1926, v. 38, p. 1132-33. map.

Progress in the aviation industry; great expansion in the transport division, by L. Applegate. Annalist, Oct. 2, 1926, v. 43, p. 452-53.

Progress in air transportation, by W. B. Stout. Machinery, New York, Sep. 1926, v. 33, no. 1, p. 1-5. illus.

Ten years of civil aviation, by E. D. Osborn. Aviation, New York, Aug. 2, 1926, v. 21, no. 5, p. 214-16. illus.

Aviation comes out of a tail spin, by Wesley Winans Stout. Saturday evening post, Philadelphia, May 8, 1926, v. 198, p. 3-5, 137, 141-42, 145, 149.

Future of winged expresses as seen from the ground, by Archibald Black. Forbes, New York, Jan. 15, 1926, v. 17, p. 11-13. illus.

Air transportation development. Canadian railway club, Montreal, Jan. 1926, v. 25, no. 1, p. 21-43.

Commercial aviation's present phase, by D. W. Douglas. S.A.E. journal, New York, Jan. 1926, v. 18, no. 1, p. 38-40.

Air goods traffic; its advantages and past development. Engineering progress, Berlin, Dec. 1925, v. 6, no. 12, p. 394-95. illus.

Our future lies in commercial aviation. Scientific american, New York, Dec. 1925, v. 133, p. 372.

The Lessons of six years' experience in air transport, by William Sefton Brancker. Journal of the R.A.S., London, Nov. 1925, v. 29, no. 179, p. 552-85. (Also Flight, London, Oct. 8, 1925, v. 17, no. 41, p. 648-61)

Beginning of american air transport. Railway review, Chicago, Oct. 10, 1925, v. 77, p. 556.

Progress of civil aviation. Annual report on the period Apr. 1, 1924, to March 31, 1925. Flight, London, Oct. 8, 1925, v. 17, no. 41, p. 655-56,

Is the tomorrow of commercial aviation almost here? by N. M. Clark. Forbes, New York, Sep. 15, 1925, v. 16, p. 813-15. illus. Record of promise on the air-lanes of commerce, by A. C. Lescarboura. Dun's international review, New York, Sep. 1925, v. 46, p. 37-42.

A Proposed american air line. Aviation, New York, May 18, 1925, v. 18, no. 20, p. 549.

Watching the dawn of commercial aviation, by Ladislas d'Orcy. Aviation, New York, Oct. 27, 1924, v. 17, no. 17, p. 1198-99.

What is the world flight going to mean to commercial aviation? by Alexander Klemin. Automotive industries, Philadelphia, Aug. 28, 1924, v. 51, p. 397-400. illus.

On five years of civil flying. The Aeroplane, London, Aug. 27, 1924, v. 27, no. 9, p. 197.

Progress of civil aviation. Flight, London, Aug. 14, 1924, v. 16, no. 33, p. 505-06, 514-15.

The Future of aerial transport. The Aeroplane, London, June 11, 1924, v. 26, no. 24, p. 500-02.

Pioneering flight through South America. Aviation, New York, May 19, 1924, v. 16, p. 534-35.

American aeronautical accomplishments in 1923. Aviation, New York, Jan. 14, 1924, v. 16, p. 38-39.

Over the top of the world, by F. Green. Outlook, London, Dec. 19, 1923, v. 135, p. 681-83. illus.

Commercial aviation in 1923, by E. P. Warner. Aviation, New York, Dec. 10, 1923, v. 15, p. 706-08. (Also Automotive industries, Philadelphia, Nov. 22, 1923, v. 49, p. 1064-65)

The Development of commercial aviation, by F. Handley Page and W. P- Savage. Flight, London, Sep. 13, 1923, v. 15, no. 37, p. 388-89. diagrs. (Also Report of the International air congress, London, 1923, p. 689-700)

Air transport values evolved from american duration flights, by B. Russell Shaw. U, S. Air service, Washington, June 1923, v. 8, p. 14-15. 1

Shall we have an aerial route by way of the north pole? Literary digest, New York, Mar. 3, 1923, v. 76, p. 70-73.

Commercial air transport the next step, by J. R. Bibbins. Aviation, New York, Oct. 30, 1922, v. 13, p. 598-99. Commercial aviation ready for its broadcast, by J. W. Harrington. Aerial age, New York, Sep. 1922, v. 15, p. 439-42. illus.

Progress of civil aviation. Half yearly report. Flight, London, July 27, 1922, v. 14, no. 30, p. 422.

America ready for air travel. Aerial age, New York, June 26, 1922, v. 14, no. 16, p. 369-70.

More business at less cost marks commercial aircraft growth. Automotive industries, New York, June 1, 1922, v. 46, p. 1165.

Aerial transportation today and tomorrow, by W. A. Bristow. Aerial age, New York, Mar. 6, 1922, v. 14, no. 26, p. 616-18, 627.

Aeronautics in 1921. Engineer, London, 1922, v. 133, p. 18-21. illus.

Civilian aviation gained 20 per cent. Automotive industries, New York, Dec. 29, 1921, v. 45, p. 1283.

L'Aviation depuis et de demain, par Louis Breguet,. L'Aero- phiie, Paris, Sep. 1-15, 1921, v. 29, no. 17-13, p. 265-72. illus.

De Vooruitgang van het luchtverkeer. Het Vliegveld, Amsterdam July 16, 1921, v. 5, no. 15, p. 216-17.

Aerial transportation of the immediate future, by Ralph H. Upson. S.A.E. journal, New York, June 1921, v. 8, no. 6, p. 593-97. illus.

Developing aerial transport, by V. P. Conroy. Civil engineering, London, June 1931, v. 1, no. 9, p. 827-35. illus.

L'Avvenire dei trasporti aerei nei servizi pubblici, di Umberto Nobile. Giornale del genio civile, Roma, May 31, 1921, v. 59, p. 270-304. illus.

Next steps in commercial aviation. Current opinion, New York, May 1921, v. 70, p. 688-89.

The Next steps in commercial aviation, by Jesse J. Vincent. Flying, New York, Apr. 1921, v. 10, no. 3, p. 87-90. illus.

L'Avenir commercial de 1'aviation, par Maurice M. Duval. Ingenieur, Hague, Mar. 12, 1921, v. 36, no. 11, p. 199-203.

Civil flying progress. Flight, London, Feb. 24, 1921, v. 13, no. 8, p. 1921, v. 13, no. 8, p. 129. European recognition of the possibilities of the airplane for commercial use, by E. A. Dixie. American mechanics, New York, Feb. 10, 1921, v. 54, no. 6, p. 233-34. illus.

La Navigation aérienne commerciale en 1920, par Emile M. Pierrot. L'Aéronautique, Paris, Jan. 1921, v. 3, no. 19¬ 20, p. 307-16.

Promotion of civil aviation. The Naviator, Pensacola, Fia., Dec. 18, 1920, v. 1, no. 39, p. 2.

The Development of commercial aeronautics, by Anthony H. G. Fokker. U.S. Air services, New York, Dec. 1920, v. 4, no. 5, p. 9-11. illus.

Dawn of american commercial aviation, by L. d'Orcy. Scientific american, New York, Nov. 27, 1920, v. 123, p. 546. illus.

Key West - Havana air line inaugurated. Aerial age, Nov. 6, 1920, v. 12, p. 249-50. (Also Aviation, Nov. 1, 1920, v. 9, p. 226-27)

Civil aviation troubles and progress. The Outlook, London, Nov. 6, 1920, v. 46, no. 1188, p. 470.

Era of commercial airplanes now dawning. Automotive manufacturer, New York, Nov. 1920, v. d£, no.. 8, p. 7-10, 19. diagr., illus.

Large aircraft will make aerial transport lines public utilities. Aerial age, New York, Oct. 18, 1920, v. 12, no. b, p. 165.

Rise of civil aviation, by H. A. Halverson. Journal of electricity, San Francisco, Oct. 15, 1920, v. 45, p. 370-74.

Commercial aviation progress. Engineering news-record, New York, Oct. 7, 1920, v. 85, p. 678-79.

Air transport plans complete. Naviator, Pensacola, Fla., July 17, 1920, v. 1, no. 22, p. 1.

Commercial airplane development. Scientific american, New York, June 26, 1920, v. 122, p. 696.

On the coming of civil aerial transport, by C. G. Grey. The Aeroplane, London, June 9, 16, 23, 1920, v. 18, no. 33-25, p. 1111-13, 1155-57, 1199-1303

Development and effect of transport and communication. Royal society of arts journal, London, June 4, 1930, v. 68, no. 3534, p. 471-75. [

Aeronautics, international aspects, national control, commercial development, etc., by G. H. Houston. S.A.E. journal. New York, May 1920, v. 6, p. 293-97.

Transportation through the air; significant and recent developments of commercial flying, by R. H. Piatt, Jr. World's work, Garden city, N.Y., M«y 1920, v. 40, p. 72-93. illus.

Commercial airplane in its present-day development, by G. E. Quisenberry. Automotive industries, New York, Apr. 29, 1920, v. 42, p. 998-1101. diagr,, illus., plan.

Commercial aviation, its development since the war and its scope in the future, by F. H. Page. American machinist, New York, Apr. 1, 1920, v. 52, no. 14, p. 753-54.

Airplane as a commercial possibility, by D. W. Douglas. Scientific american, New York, Apr. 1920, v. 1, p. 339¬ 43. illus.

Commercial aviation soon to be reality. The Naviator, Pensacola, Fla., Mar. 20, 1920, v. 1, no. 6, p. 1, 8.

Progress in commercial aviation, by H. M. Hickara. Aircraft journal, New York, Mar. 20, 1920, v. 6, no. 12, p. 3-4.

Flying's commercial future, by J. N. Willys. Collier's, New York, Mar. 13, 1920, v. 65, p. 10. illus.

Future commercial aviation, by L. E- 0. Charlton. U. S. Air services, New York, Jan. 1920, v. 20, no. 6, p. 17-18. illus.

L'Evolution de l1aviation de 1914 ä 1920. L'Aerophile, Paris, Dec. 1-15, 1919, v. 27, no. 23-24, p. 354-58. illus.

Exploitation commerciale de l'aviation. L'Aerophile, Paris, Dec. 1-15, 1919, v. 27, no. 23-24, p. 365-67. map.

On the coming of aerial transport; a prophetic effort and a minor revelation. Aeroplane, London, Oct. 15, 1919, v. 17, no. 16, p. 1359-62.

Commercial high-speed air transportation. S.A.E. journal, New York, July 191.9, v. 5, no. 1, p. 47-48.

Commercial flying. Aeroplane, London, Apr. 2, 1919, v. 16, no. 13, p. 1388. (Also Engineering, London. Mar. 21, 1919, v. 107, no. 2777, p. 381-82) The Future commercial air service. How the great sea trans• port concerns must protect their future, by Stuart A. Hirst. Aeronautics, London, Mar. 12, 1919, v. 16, no. 282, p. 281-83. map.

Big step toward aerial transportation. Scientific american, New York, Mar. 1, 1919, v. 120, p. 203.

How passengers are taking the place of bombs in airplanes. Scientific american, New York, Mar. 1, 1919, v. 120, p. 203. illus.

Future air traffic and necessary regulations to govern same, by A. R. Hawley. Flying, New York, Mar. 1919, v. 8, p. 149-54.

The Commercial potentialities of aviation. Aeroplane, London, Feb. 19, 1919, v. 16, no. 7, p. 808.

Future of aerial transport. Railway review, Chicago, Feb. 8, 1919, v. 64, p. 226-27.

Commercial transport by airplane. Aviation, Feb. 1, 1919, v. 6, no, 1, p. 31-32.

Enter aerial commerce, by F. E. Hill. New republic, New York, Feb. 1, 1919, v. 18, p. 21-23.

The Possibilities of airship transport services. Flight, London, Feb. 1919, v. 11, no, 7-9, p. 195-98, 230-32, 263-67. illus.

L'Avenir des services civils d'aviation. Le Génie civil, Paris, Jan, 13, 1919, v. 74, no. 3, p. 58.

Commercial aviation here in a few years. Automotive industries, New York, Jan. 9, 1919, v. 40, p. 714.

Dawn of the age of aerial transportation, by H. woodhouse. Flying, New York, Jan. 1919, v. 7, p. 1125-27.

L'Evolution des moyens de transport, par Georges d'Avenel. Paris, Ernest Flammarion, 1919. 266 p.

Atlantic City by airplane next spring. Air service journal, New York, Dec. 21, 1918, v. 3, no. 25, p. 3.

Coming of the air age, by Claude Grahame-White. Living age, Boston, Oct. 26, 1918, v. 299, p. 234-33.

Aerial transportation. Some aspects of the traffic question of the future, by C. Patrick Thompson. Flying, Aug. 14, 1918, v. 4, no. 82, p. 148-49. Commercial aviation seen as aftermath of war. Popular mechanics, Chicago, Apr. 1913, v. 39, no. 4, p. 596.

The Future of commercial aeronautics, by Mervyn O'Gorman. Aviation and aeronautical engineering, New York, Wov. 1, 1917, v. 3, no. 7, p. 464-65.

The Dawn of the age of commercial aerial transportation, by Henry Voodhouse. Flying, New York, Oct. 1917, v. 6, no. 9, p. 751-53.

The Era of the air. The Future of commercial aeronautics, by G. Holt Thomas. Air travel, New York, Oct. 1917, v. 1, no. 2, p. 77-80. illus.

Dawn of the air age, by Claude Grahame-white and H- Harper. Living age, Boston, Aug. 25, 1917, v. 294, p. 459-66. (Also Contemporary review, London, July 1917, v. 112, p. 72-79)

Possibilities of commercial aviation, by W. Pinfold. Aero• nautics, London, Aug. 8, 1917, v. 13, no. 199, p. 112.

Commercial aeronautics after the war. Review of reviews, New York, Aug. 1917, v. 56, p. 211-12. map.

Our future air traffic. Flying, London, July 4, 1917, v. 1, no. 24, p. 454, 456.

The Commercial future of flying. Flying, London, May 9, 16, 23, 1917, v. 1, no. 16-18, p. 320-21, 335-36, 351.

Air liner travels 682 miles first 10 days. Aero and hydro, Chicago, 1914, v. 7, p. 213-14. illus.

Future of flying. Living age, Boston, Sep. 10, 1910, v. 266, p. 694-97.

EQUIPMENT

Clipper wings grow larger, by C. F. McReynolds, Jr. Aviation, Aug. 1937, p. 38-39, 42, 45. illus., tables.

A German aircraft for service over the Atlantic. Shell aviation news, Aug. 1937, no. 74, p. 26. illus.

Secrets of the new Empire airliners. Aircraft, Melbourne, Feb. 1, 1937, v. 15, no. 5, p. 16. Specially-designed work stands assist in airline maintenance. Aero digest, New York, Jan. 1937, p. 38-40. illus.

American aeroplanes on british air lines. Aeroplane, London, Nov. 25, 1936, v. 51, no. 1331, p. 695-96. Illus.

What air transport operators want. Aeroplane, London, Nov. 11, 1936, v. 51, no. 1329, p. 585.

Great Britain's flying boats; their beginning. Aeroplane, London, Oct. 28, 1936, v. 51, no. 1327, p. 531-34. illus.

American versus british aeroplanes in South Africa. Aeroplane, London, Sep. 16, 1936, v. 51, no. 1321, p. 362.

Air conditioning transport planes. Aero digest, New York, Aug. 1936, v. 29, p. 64. illus.

Flying boats for the Singapore-Sydney route, by Hudson Fysh. Aeroplane, London, July 1, 1936, v. 51, no. 1310, p. 33.

Modern commercial aircraft reviewed. Flight, London, May 21, 1936, p. 524-30. illus.

Transport airplanes. Aeroplane, May 6, 1936, p. 557-64.

Five air-lines join in development of 40 passenger airliner. Aviation, Apr. 1936, v. 35, p. 45.

I Nuovi trimotori rapidi a 30 post! dell'. Rlvista aeronautica, Roma, Mar. 1936, v. 12, no. 3, p. 374-77. diagrs., illus., tables.

Les Avions de transport modernes, par M. Lenoir. L'Aérophlle, Paris, Feb. 2, 1936, v. 44, no. 2, p. 26-31. illus.

Construction of new big airliners. Aircraft, Melbourne, Feb. 1, 1936, v. 14, no. 5, p. 11, 24. illus.

Twin-engined airplanes for feeder-lines on the program of the Bureau of air commerce. Aviation, Feb. 1936, v. 35, no, 2, p. 35-46. illus.

Transport for service over southern transcontinental route. Aero digest, New York, Feb. 1936, v. 28, no. 2, p. 52-54. (Also Aviation, Jan. 1936, v. 35, no. 1, p. 34-35)

Airlines seek standard planes: five companies form association. Business week, Jan. 18, 1936, p. 32.

High speed air liner. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 27. New fleet for british Imperial airways. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 24.

Sleeping car of the air has sixteen berths. Popular mechanics, Jan. 1936, v. 65, p. S3. illus.

All the comforts of a home at 200 miles an hour; new Douglas sleeper. News week, Dec. 28, 1935, v, 6, p. 30. illus.

Transcontinental flying pullmans. Literary digest, New York, Nov. 16, 1935, v. 120, p. 28.

British air liners. Aeroplane, London, Nov. 13, 1935, v. 49, no. 1277, p. 593-98. illus.

Imperial airways to use flying boats. U.S. Air services, Nov. 1935, v. 20, no. 11, p. 33.

Commercial airplanes, by G. DeHavilland. Journal of the R.A.S., London, Oct. 1935, v.33, no. 298, p. 963-83. diagrs. (Also Flight, London, Apr. 18, 1935, 2 p. and Aeroplane, London, Apr. 17, 1935)

Air-transport fleets. Aeroplane, London, Sep. 4, 1935, v. 49, no. 1267, p. 305. illus.

Bureau invites bids on transport plane to meet requirements of smaller air lines and air line inspectors. Air commerce bulletin, Washington, Sep. 1935, v. 7, p. 59-66.

Our. mercantile air fleet. Flight, Aug. 15, 1935, v. 28, no. 1390, p. 191. table.

La Vitesse et le rendement des avions de transport, par Louis Bréguet. Bulletin de la Société des ingénieurs civils de France, Paris, July 1935, v. 88, p. 557-77.

British transport aeroplanes. The Aeroplane, London, May 1, 1935, v. 47, no. 1249, p. 511-17. dlagr., illus.

Curtiss-Wright Condor as a freighter. Scientific american, New York, May 1935, v. 152, p. 240. (Also Aero digest, New York, Feb. 1935, v. 26, p. 43)

New express plane for Holyman airways. Aircraft, Melbourne, Mar, 1935, p. 10-11.

Jersey airways' new fleet. Flight, London, Nov. 15, 1934, v. 26, no. 1351, p. 1231.

T,W.A. refurnishing. Aeroplane, London, Oct. 24, 1934, v. 47, no. 1222, p. 495. Air conditioning the airplane sleeper. Scientific american, Oct, 1934, v. 151, p. £04. illus.

Air transports of tomorrow, by G. F. Vultee. Southwestern aviation, Oct. 1934, p. 6-7.

Giant plane to cut United States - Argentine time. Popular mechanics, Oct, 1934, v. 62, p. 488-89.

Equipment race. Western flying, Los Angeles, Sep. 1934, v. 14, no. 9, p. 10-

New Sikorsky creates sensation. U.S. Air services, Washington, Sep. 1934, p. 20-21.

Airline equipment in America. Flight, London, July 19, 1934, v. 26, no. 1334, p. 749, chart, table.

Design for imperial air transportation. Aeroplane, London, July 4, 11, 18, 1934, v. 47, no. 1-4, p. 16, 58, 38-89, 120.

Comparative chart of various transport airplanes, used in England, Bulgaria, Czechoslovakia, France, Germany, Holland, Italy, Poland, U.S.S.R. and the United States. Air travel, June 1934. tables.

Construction tendencies of commercial airplanes, by M. Langley. Air travel, Jan. 1934. 6 p.

Transport airplanes, by Charles H. Blodgett. St. Paul, C. H. Blodgett, 1934. 32 p. illus.

Notes on the design of commercial aircraft, by W. 0. Manning, Flight, Dec 28, 1933, v. 25, no. 1305, p. 1310 a-c.

New equipment for Pan American. Aviation, Dec. 1933, v. 32, p. 386. illus.

The Case for the transport autogyro, by Laurence W. Le Page. Aviation, Nov. 1933, v. 32, no. 11, p. 335-38. diagrs., illus., tables.

Flying sleeper now in service. Aero digest, New York, Nov. 1933, v. 22, no. 11, p. 34.

Les Nouveaux avions de transport rapides des lignes commerciales américaines. Détails de construction et d'aménagement des Boeing, Lockheed, Curtiss, Douglas, Northrop GA 43. L'Aéronautique, Paris, Nov. 1933, 7p. diagrs., illus.

Politique de matériel des Imperial airways. L'Aéronautique, Paris, Nov. 1933, v. 15, no. 174, p. 249-50. illus.

Ships of the line, by L. D. Webb. U.S. Air services, Washington, S,ep. 1933, p. 13-17. Re-equipping american air lines, by 0. E. Simmonds. Flight, London, June 15, 1933, v. 25, no. 24, p. 563-64.

Transoceanic clippers. Aviation, June 1933, v. 32, no. 6, p. 189.

Fleet birds of a feather. Fortune, May 1933, v. 7, p. 23-27, 39. illus.

The Modern air transport, by Thomas B. Doe. Aero digest, New York, May 1933, v. 22, no. 5, p. 34-35. illus.

Grand hotel in the air, by R. Cram. Sportsman pilot, New York, Mar. 1933, p. 16-17.

Yankee clippers of the sky, by D. Black. Popular mechanics, Chicago, Mar. 1933, v. 59, p. 362-67. illus., maps.

Are super-planes commercially possible? by G. Pommer, Jr. Popular aviation, Dec. 1932, v. 11, no, 6, p. 353-54, 396. illus.

The Economic aspects of transport-airplane design, by Ralph S. Damon, George A- Page, Jr. and Kendall Parkins. S.A.E. journal, New York, Dec. 1932, v. 31, no. 6, p. 475-84. diagr., tables.

Commercial aircraft in Europe. Aircraft engineering, London, Nov. 1932, v. 4, no. 45, p. 276. illus.

Manufacturers prepare to meet air line plane requirements. Western flying, Nov. 1932, v. 12, no. 5, p. 30. illus.

Fleetster model 17-A. Ten place transport utilized in high• speed service between New York and Washington. Aviation engineering, East Stroudsburg, Pa., Oct. 1932, v. 7, no. 4, p. 13-14. illus.

Planes wanted - apply the air lines, by E. N. Kelsey. Western flying, Oct. 1932, v. 12, no. 4, p. 20-22.

Air-transport design economy and air-transport testing, by F. T. Courtney. S.A.E. journal, Sep. 1932, v. 30, p. 356-60.

Transport airplanes, then and now, by Edward P. Warner. Aviation, New York, Aug. 1932, v. 31, no. 8, p. 323-27. illus.

United announces new type high-speed plane for southwest. Aircraft age, Kansas City, June 1932, v. 3, no. 8, p. 17.

Getting there! by R. W. Robbins. U.S. Air services, Washington, May 1932, v. 17, no. 5, p. 32-35. illus. Die Entwicklung schneller post- unci personenf lug zeuge für den deutschen luftverkehr, von Erich Schatzki. Z.F.M., München und Berlin, Jan. 14, 1932, v. 23, no. 1, p. 1-6. diagrs., tables.

Essential points in civil aircraft. The views of the dutch Fokker company on the relative importance of various characteristics, by Anthony Fokker. Aircraft engineering, London, Jan. 1932, v. 4, no. 35, p. 10-12. illus.

Practical commercial aircraft. Considerations that are likely to be overlooked. Aircraft engineering, London, Jan. 1932, v. 4, no. 35, p. 1-2.

Quelques tendances des équipements de bord des avions commerciaux. La Technique aéronautique, Paris, 1932. 14 p. illus.

Ships of the night, by C. J. de Goveia. Sportsman pilot, New York, Dec. 1931, v. 6, no. 6, p. 32-33, 42. illus.

The DO-X profitable transportation, by C. H. Schildhauer, U, S. Air services, Washington, Oct. 1931, v. 16, no. 10, p. 18-19. illus.

Transport planes for profit, by A. A. Gassner. Aviation, Nov.-Dec. 1931, v. 30, no. 11-12, p. 636-44, 680-81.

Economic aspects of transport plane design, by A. A. Gassner. Aviation, Oct. 1931, v. 30, no. 10, p. 583-87.

German transport airplanes, by E. P. A. Reinze. Aero digest, New York, Oct. 1931, p. 78-80.

Great Britain's flying giants. Aviation mechanics, May-June 1931. p. 18-19.

Two new high-performance air liners. Aircraft, Melbourne, Jan. 1, 1931, v. 14, no. 4, p. 17, 32. illus. table.

Dr. Rumpler's trans-ocean airliner, by E. P. A. Heinze. Aero digest, New York, Dec. 1930, v. 17, no. 6, p. 47-49.

Britain's share in building giant passenger aircraft: 40- seater of the new Imperial airways fleet. Illustrated London news, London, Nov. 22, 1930, v. 177, no. 4779, p. 928-29, illus.

Plane for the purpose, by C. K- Fewkes. Airway age, New York, Nov. 1930, v. 11, no, 11, p. 1449-51.

Erie Halliburton's proposed 1,000 plane order, by S. T. Kline. Southern aviation, Atlanta, Ga., July 15, 1930, v. 1, no. 11, p. 15. Evolving the ideal air-liner. Airways, London, May 1930, p. S63-65,

Aircraft as transport vehicles, by C. C. Walker. Aeroplane, London, Apr. 30, 1930, v. 38, no. 18, p. 791-791a. dlagr.

Boeings have flown 9,000,000 miles, by A. K. Humphries. Transportation, Apr. 1930, p. 17.

41 Passenger amphibions to fly Pan American routes. Aeronautical review, Mar. 1930, v. 3, no. 3, p. 34-35.

Planes for big business, by D. W. Celphane. Airway age, New York, Mar. 1930, v. 11, no. 3, p. 391-93- illus.

Practicability of large transports, by J. L. Maddun. Air transportation, New York, Feb. 15, 1930, v. 11, no. 1, p. 13.

Aircraft for passenger transport, by Charles N. Monteith. Mechanical engineering. New York, Aug. 19S9, v. 51, no. 8, p. 581-84.

Les Transports commerciaux; manuel pratique; chemins de fer- navigation-automobilisme-aviation; preface de R. Bloch, par Charles Calot. Paris, Delagrave, 1929. 522 p. diagrs., illus., maps, tables.

The Boeing air transport. Heavy mail, express and passenger traffic handled between Chicago and San Francisco. Airway age, New York, Sep. 1928, v. 9, no. 9, p. 26-29. illus.

Trunk liners of the air, by R. D. Weyerbacher. Saturday evening post, Philadelphia, Aug. 18, 1928, v. 201, p. 14-15. iirds.

Ground transport for an air organization. Journal of the R.A.S., London, July 1928, v. 32, no. 211, p. 596-623. diagrs., illus.

Powerful passenger plane. Scientific american, New York, July 1928, v. 139, p. 69. illus.

Giant liners of the air equipped with diners. Popular mechanics, Chicago, Mar. 1928, v. 49, p. 356-57. diagrs illus.

Commercial aeroplanes in the United States of America, by V. Clark. (In IV Congresso internationale di navigazione aerea, Roma, Oct. 24-30, 1927. Roma, 1928. v. 2, p. 95 Les Avions de transport public aux États-Unis. L'Aéronautique, Paris, Dec. 1927, v. 9, no. 103, p. 377-82. illus.

German trans-Atlantic liners. Scientific american, New York, Nov. 1927, v. 137, p. 444. illus.

Airplanes for commercial aviation, by Anthony H. G. Fokker. S.A.E. journal, New York, Sep. 1927, v. 21, no. 3, p. 250-53. illus.

Die Entwicklung des deutschen Verkehrsflugzeuges, von W. Huth. Zeitschrift des V.D.I., Berlin, May 7, 1927, v. 71, no. 19 p, 629-35.

Three-engine planes for air transport, by C. G. Peterson. Aviation, New York, Aug. 30, 1926, v, 21, p. 354-57. illus.

American commercial airplanes, by George F. McLaughlin. Aero digest, New York, Aug. 1926, v. 9, no. 2, p. 90-94. illus.

Deutscher und englischer Verkehrsflugzeugbau, von A. Gymnich. Luftfahrt, Berlin, Apr. 20, 1926, v. 30, no. G, p. 115-16. illus.

Imperial airways, new air fleet. Flight, London, Apr. 8, 1926, v, 18, no. 14, p. 201-04. illus.

Profit paying airplanes, by C G- Peterson. S.A.E. journal, New York, Jan. 1926, v. 18, p. 11-12.

Verkehrsflugzeuge und luftverkehr, von Clausen. Zeitschrift des V.D.I., Berlin, Dec, 19, 1925, v. 69, p. 1599-1600.

Het Farnan "Jabiru" verkeersvliegtuig, van F. H. Reyneker. Het Vliegveld, Amsterdam, May 1925, v. 9, no. 5, p. 123-24 illus.

Advent of the big air liner, by L. d'Orcy. Aviation, New York, Apr. 13, 1925, v. 18, no. 15, p. 408-10.

Het Focke-wulf verkeersvliegtuig type A 16., van F. H. Reyneker Het Vliegveld, Amsterdam, Jan. 1925, v. 9, no. 1, p. 9-10. illus.

Les Avions de transport, par Martinot-Lagarde. La Technique moderne, Paris, Dec. 15, 1924, v. 15, no. 24, p. 849-56. illus.

French grand prix for transport planes. Aviation, New York, Sep. 22, 1924, v. 17, no. 12, p, 1025. Handley Page three-engined commercial airplane for Belgium, by Frederick Handley Page Fligbt, London, May 1, 1924, v. 16, no. 18, p. 248-53. illus.

New metal plane for air mail service; transport, bv F. H. Calvin. American machinist, New York, Jan. 24, 1924, v. 60, p. 121-24. illus.

The Latest commercial machine for economic transportation. Aerial age, New York, Oct. 1922, v. 15, no. 19, p. 503-05.

L'Avion express Vimy pour les transports en commun aériens. A Le Génie civil, Paris, Dec. 24, 1921, v. 79, p. 564-66. I diagrs., illus., plan. I

German all-metal commercial machines. Aerial age, New York, I June 6, 1921, v. 15, no. 13, p. 302- •

Deux avions de transport commercial, par Paul Hermant. ^ L'Aéronautique, Paris, Apr. 1921, v. 3, no. 23, M p. 167-68. illus. •

La Navigation aérienne commerciale en 1920, par Emile Pierrot. L'Aéronautique, Paris, Jan. 1921, v. 3, no. 19-20, p. 307-16.

The Glenn L. Martin commex>cial transport biplane, by Glenn L* Martin. Aerial age, New York, Dec. 20, 1920, v. 12, no. 15, p. 392-94. diagr.

Commercial aircraft, by B- W. Townsend. Aeronautics, London, Dec. 9, 1920, v. 19, no. 373, p. 421-23. illus.

Commercial airship, its operation and construction, by Trevor Dawson. Flying, New York, Dec. 1920, v. 9, p. 665-73. illus., map. [Also Proceedings of the air conference, London, 1920. London, H.M. Stat, off., 1920, p. 110-33; Engineer, London, Oct. 29-Nov. 19, 1920, v. 130, p. 435, 501 Flight, London, Oct. 14, Nov. 11, 1920, v. 12, no. 42, 46, p. 1078, 1175; Aeronautics, London, Oct. 23, 1920, v. 19, no. 367, a. 303-06; Engineering, London, Oct. 22, 1920, v. 110, p. 531-32, 558-60)

Commercial airplane development. Scientific american, New York, June 26, 1920, v. 122, p. 696.

Über die entwlcklungsmöglichkeiten im Baue von riesenflugzeugen und ozeantüchtigen flugschiffen, von F. Bielefeld. Motorwagen, Berlin, Dec. 20, 1919, v. 22, no. 35, p. 680-85.

Air liner is designed for commerce. Automotive industries, New York, Nov. 13, 1919, v. 41, p. 964-67. illus., map. Sky liner is here, by L. M. Roberts. Illustrated world, Chicago, Mar. 1919. v. SI, p. 10-15. illus.

EXPRESS

Unified air express. Time, Jan. 20, 1936, v. 27, p. 49. (Also Business week, July 27, 1935, p. 17)

Merchandise in the air. Business week, Jan. 18, 1936, p. 35. illus.

T.W.A. vs. United; plan for new air express line to San Francisco. Business week, Jan. 18, 1936, p. 32.

New company joins express chain. Aero digest, New York, Oct. 1935, v. 27, no. 4, p. 83.

Air express service in the United States, by W. L. McMillen. Journal of land and public utilities economy, Aug. 1935, v. 11, p. 266-77. map

Coordinating air express. Aero digest, New York, Aug. 1935, v. 27, no. 2, p. 21.

Flying orchids, cheese and motors. National aeronautic magazine, Washington, June 1935, p. 16-17.

Air express up. Business week, Mar. 16, 1935, p. 23-29.

Airplane travel (express carried monthly). Survey of current business, Jan. 1935, v. 15, p. 19.

Saving expensive minutes, by M. Farrell. Nation's business, Jan. 1935, v. 23, p. 51-53. illus.

Air express; coast-to-coast service in 18 hours. Business week, Dec. 21, 1934, p. 10. illus.

Good trains of the air, by J. C. Hancock. Electrical review, London, Dec. 7, 1934, v. 115, p. 801.

Flying packages, new rate structure for air express. Business week, Aug. 11, 1934, p. 8.

Air express to Latin Ajnerica. Aero digest, Aug. 1934, v. 25, no. 2, p. 21.

New air service, Pan American airways and railway express agency offer new door-to-door delivery. Business week, July 14, 1934, p. 27. Wings for commerce, by R. Le Brock. Southwestern aviation, May 1954, p. 7-8.

Coordination in air express. Aero digest, Feb. 1934, v. 24, no. 2, p. 20.

Air express experiences, by T. Park Hay. Aviation, Dec. 1933, v. 32, no. 12, p. 363-65. charts.

Pourquoi l'aviation marchande américaine doit organiser le trans• port plus rapide des passagers, par Henri Bouché. L'Aéro^ nautique, Nov. 1933, v. 15, no. 174, p. 251-52. illus.

Air express booming. Air transportation, New York, Sep. 1933, p - 9.

Air express aids business, by C. G. Chadwick- Aircraft age, New York, Aug. 1933, p. 8-9.

Air express to Uruguay. Aero digest, New York, July 1933, v. 22, no. 7, p. 35.

Air express; its service to bankers and merchants, by J. H. Butler. Bankers monthly, June 1933, v. 126, p. 549-53. illus.

Race is to the swift, by T. P. Hay. Air transportation, New York, May 1933, p. 7-9.

Coordinated air-rail express brings fast service to entire country; Railway express agency. Railway age, New York, Apr. 1, 1933, v. 94, p. 477-79. illus., map.

Air express: Development and services, by F E. Quindry. Journal of the Air law, Apr. 1933, v, 145-87.

Air express and bad weather; air express cooperation. Scientifi amerlean, New York, Mar. 1933, v. 148, p. 168-69. illus.

What about air express? by M. H, Froelich. Air transportation New York, Mar. 1933, p. 8-11.

Scheduled air express routes. Air commerce bulletin, Washington Feb. 15, 1933, v. 4, no. 16, p. 397.

New danish express service. Aeroplane, London, Feb. 1, 1933, v. 44, no. 5, p. 186.

A Real express service. Aeroplane, London, Jan. 11, 1933, v. 44 no. 2, p. 63.

Map showing airlines served by railway air express. Aero digest ,New York, Jan. 1933, v. 22, no. 1, p. 32. Who ships what -- by air express? by R. S. Findley. U.S. Air services, Washington, Jan. 1933, p. 27-28.

Air express cuts rates. Business week, Dec. 7, 1932, p. 10.

Air express encounters a sales problem of its own, by R. M. Combs, Jr. Printed salesmanship, Dec. 1932, v. 60, p. 290-91. illus.

Luftexpressgut- und fleiverkehr. Die Luftreise, Berlin, Nov. 1932, no. 4, p. 84-85. illus.

Interline express service inaugurated by seven major airlines Southern aviation, Atlanta, Ga., Sep. 1932, v. 4, no. 1, p. 3-4. illus.

General air express long hop toward unified cargo service. Business week, Aug. 3, 1932, p. 10.

Airlines form new system of general express, by T. Park Hay. Aero digest, New York, Aug. 1932, v. 21, no. 2, p. 47. (Also Western flying, Los Angeles, Aug. 1932, v. 12, no. 2, p. 34)

Magic of air-borne merchandise, by H. Harper. Aircraft, Aug. 1932, p. 30.

A Unified air express service, by Monte C. Abrams. Aviation, New York, July 1932, v. 31, no. 7, p. 287-89.

Express by air. Airports and airlines, Apr. 1932, v. 8, no. 4, p. 13-14.

Will air express revolutionize merchandising? by J. L. Scott Printed salesmanship, Mar. 1932, v. 49, p. 28-29. illus

Fundamentals of future air express development, by Monte C. Abrams. Aviation, New York, Feb. 1932, v. 31, no. 2. p. 56-59.

Century air lines establish new-type air express service. Western flying, Los Angeles, Jan. 1932, v. 11, no. 1.

New tie-up between rail and air service reduces express rates U-S. Air services, Washington, Jan, 1932, v. 17, no. 1, p. 33.

Air express possibilities in the United States, by Monte C. Abrams. Aviation, New York, Dec. 1931, v. 30, no. 12, p. 636-83. illus.

Perplexities of air express, by Monte C. Abrams. Aviation, Nov. 1931, v. 30, no. 11, p. 651-53. illus., map. Opening of international air express. Southern aviation, Atlanta, Ga., June 1931, v. 2, no, 10, p. 33.

International air express to start May 1, 1931. Southern aviation, Atlanta, Ga., Apr. 1931, v. 2, no. 8, p. 29. illus.

New plane delivery service, by R. McDaniel. Southern aviation, Atlanta, Ga., Feb. 1931, p. 13.

Growth of air goods transport, by H. Harper. Air, Dec. 1930, p. 471-73.

Via air - shoes and ships and sealing wax, by R. E- M. Cowie. National aeronautic magazine, Washington, Dec. 1930, p- 31-35.

Breaks records with express traffic: Kohler aviation corporati handling 13,000 lbs. monthly across Lake Michigan, by H. H. Shannon. Airway age, New York, Sep. 1930, v. 11, p. 1195-98. illus.

Air express progress, by H. Dunwoody. Engineers and engineer• ing, Philadelphia, Mar. 1930, v. 47, p. 59-60.

Future of air express, by Harry Harmon 31ee. Transportation, New York, Mar. 1930, p. 15-17. (Also Aviation, Dec. 14, 1929, v. 27, no. 24, p. 1155-57)

Express - the plane's best cargo, by Harry Harmon Blee. Pacifi flyer, Feb. 1930, p. 14-15.

The Future of air express. Air commerce bulletin, Washington, Jan. 2, 1930, v. 1, no. 13, p. 7-9-

Express by air. Description of operations planned by United air express, by F. L. Hattoom. Western flying, Los Angeles, Mar. 1929, v. 5, no. 3, p. 96-98.

Shaw publications take to the air. Magazine of business, Oct. 1927, v. 52, p. 401-02.

N. A. T. contracts with American express. New plan national in scope. Aviation, New York, Nov. 15, 1926, v. 21, no. 20, p. 850.

American express signs air contract. Automotive industries, Philadelphia, Nov. 11, 1926, v. 55, p. 333.

Air planes express lines, by W. B. Stout. Engineering and contracting, Chicago, Nov. 18, 1925, v. 64, p. 1111.

Airways soon to be used by American railway express, by 0. D. Foster. Forbes, New York, May 15, 1925, v. 16, p. 168-70. illus. Carrying goods by air, by H. R. Gillman. Aero digest, New York, Jan. 1925, v. 6, no. 1, p. 43-46.

London-Paris express-freight rates. Aviation, New York, Nov. 24, 1924, p. 1311.

Development of transportation by air-commercial aviation; air mail; express service, by Edward P. warner. Scientific monthly, New York, Apr. 1924, v. IB, p. 333-93.

Express company ready to contract with airways, by R. E. M. Cowie. Aviation, New York, Mar. 13, 1922, v. 12, p. 319-20.

Goods by air. The Meaning of the Alula wing. Aeronautics, London, July 29, 1920, v. 19, no. 354, p. 96-97. diagr.

Aerial express company announces gigantic program of lines. Aerial age, New York, May 24, 1920, v, 11, no. 11, p. 359.

Department store delivery service by plane. Air power, New York, July 1919, v. 5, no. 3, p. 116.

Rapid express service. Aeronautics, London, Sep. 6, 1916, n.s., v. 11, no. 151, p. 158.

The First aeroplane express. Scientific american, New York, 1910, v. 103, p. 464. illus.

FINANCING

Economics of airline operation, by L. T. H. Craig. Journal of the R.A.S., London, Dec. 1936, v. 40, p. 839-60.

Air transport and the investor. Economist, Apr.-25, 1936, v. 123, p. 189-90; Oct. 27, 1954,. v. 119,-p. 786-87.

Economics of air transport, by P. R. Bruchall. Fortnightly, Sep. 1935, v. 144, p. 314-21.

Report on the economics of air transport in Europe. Automotive Industries, Philadelphia, Aug. 24, 1935, p. 239.

b'Économie du transport aérien en Europe, par Henri Bouché. Le Génie civil, July 13, 1935, v. 107, no. 2, p. 45-46.

Economics of civil aviation, by F. M. Green. Air travel, Jan.-Feb., Apr., June 1934, p. 53-58, 129-33, 201-04. Fundamentals in air-transport economics, by H. Scott Hall. Aeroplane, London, May 2, 1934, v. 46, no. 18, p. 755-56. diagrs.

Airway traffic returns. Air travel, Apr. 1934, p. 124-26.

Aviation enters a new phase; four companies with growing power and sponsorship dominate field, by H. Richmond, Jr. Magazine of Wall street, Sep- 16, 1933, v. 52, p. 531-22. illus.

Economics of air transport, by Louis Breguet. Aeronautical engineering, July-^ep, 1933, v. 5, no. 3, p- 121-28.

(Also A.S.M.E. New YDrk, advance paD^-r for meeting, Nov. 22, 1932- 8 p.)

Making american air transport self-supporting. Airways and airports, London, Sep. 1933, p. 189-90.

Mergers in aviation. Scientific american, New York, July 1933 v. 149, p. 31-32.

The "If" in aviation; government policy will determine profit prospects for aircraft stocks, by H. Mingos. Magazine of Wall street, May 13, 1933, v. 52, p. 66-67- illus.

Planning air mergers; General motors corporation aiming at cor: dation of national transport lines and manufacturing unit Barrows, Jan. 30, 1933, v. 13, p. 6.

Economics of air transport, by T. P. Hay. U.S. Air services, Washington, Sep. 1932, v. 17, no. 9, p. 32-33.

Can the airplane pay Its way? by P. G. Johnson. Nation's business, Aug. 1932, p. 25-28.

Dividing up the airline dollar. Aviation, New York, Aug. 1932 v, 31, no. 3, p. 348. table s.

Considerazioni sull1economia dei transporti aerei, di Manlio Molfese. Rivista di diritto aeronautico, Roma, Apr. 1932 no. 2, p. 174-76.

Do airlines pay their way? by Alexander Klemin. Scientific american, New York, Nov. 1930, v. 143, p. 394.

Plums for the air lines, by R. J. Pritchard. Western flying, Los Angeles, Nov. 1950, v. 8, no. 5, p. 26-29.

Aviation sets a speed record for the merger movement. Business week, Sep. 3, 1930, p. 15.

Reasons most airlines don't pay, by R- C. Marshall. Aero dige. New York, May 1930, v. 15, no. 5, p. 78. Ist das problem der rentabilitat des luftverkehrs losbar? von A. Koyemann. Deutsche luftfahrt, Berlin, Mar. 1930, V. 34, no. 3, p. 83-84. tables.

Aviation, finance. Pacific aviation news, Feb. 1930, p. 16-18.

Economics of air transport, by C. E. R. Sherrington. (in Air annual of the British empire 1930. London, 1931, p. 3-9)

Finanzierung und organisation des luftverkehrs, unter besonderer berücksichtigung der deutschen Verhältnisse, von Heinz Schenk. Frankfort, a.M., diplom-volkswirt, 1930- 165 p. illus.

Wirtschaftliche probleme des deutschen luftverkehrs, von Hellmuth Becker. Hamburg-Kellinghusen, H. J. J. Hay, 1930 - 87 p.

Making airlines pay their way, by T. E. Morgan. Aviation, New York, Dec. 14, 1989, v. 27, no. 24, p. 1165-67. illus.

Air transport companies report earnings for last six months of 1928, Financial report to Department of commerce is discussed. Aviation, New York, June 28, 1929, v. 26, no. 26, p. 2285.

Financing air transport lines, by H. M. Hanshue. Popular aviation, Chicago, May 1929, v- 4, no. 5, p. 16, 90-91. illus.

II Rendimento económico del traffico aereo. Rivista aeronáutica, Roma, May 1929, v. 5, no. 5, p. 320-39.

Aviation; its commercial and financial aspects, by Richard Rea Bennett. New York, The Ronald press company, 1929. 127 p. illus.

Commercial aviation paying. S.A.E. journal, New York, May 1928, v. 22, p. 597-99.

Air mail loads and revenues - 1927. Aero digest, New York, Apr. 1928, v. 12, no. 4, p. 654.

Guggenheim to finance passenger services. Aviation, New York, July 18, 1927, v. 23, p. 151.

Las Características económicas de la transportación aerea, por Eugenio Giuseppe Luraghi. Revista de aeronáutica, Madrid, May 1927, v. 3, no. 5, p. 93-99. illus.

Some economic aspects of aircraft transportation, by S. B. Sweeney. Annals of the American academy of political and social sciences, May 1927, v. 131, p. 159-81. maps. Les Transports aériens au point de vue économique, par Louis Bréguet. Le Génie civil, Paris, Sep. 18, 1926, v. 89, p. 242-43.

Air transportation; when will it pay? World's work, Garden city, New York, July 1926, v. 52, p. 239-40.

The Economics of air transport, by W. H. Sayers. Aeroplane, London, Jan. 6, 13, 27, 1926, v. 30, no. 1-2, 4, p. 12-16, 40-41, 70-72.

Business side of air transport, by Archibald Black. Annalist, New York, Oct. 30, 1925, v. 23, p. 543.

Financing commercial aviation, by William Ferndon. U.S. Air services, Washington, Oct. 1925, v. 10, no. 10, p. 46.

Airline investment and cost. Aviation, New York, Aug. 31, 1925, p. 249.

Airline investment and operating costs, by Archibald Black. Aviation, i^ew York, Aug. 3-10, 1925, v. 19, no. 5-6, p. 118-20, 151-53. illus.

An Introduction to the economics of air transportation, by Thomas Hart Kennedy. New York, The MacMillan company, 1924. 154 p. maps.

Air Transport must pay dividends, by W. B. Stout. S.A.E. journal. New York, Dec. 1923, v. 13, p. 511.

Economics of transportation, by D. Phillip Locklin. Chicago, Business publications, inc., 1923.

Making air transport pay. Aviation, New York, Mar. 20, .1922, v. 12, no. 12, p. 335,

Civil aviation can pay. Flight, London, Mar. 10, 1921, v. 13, no. 10, p. 166.

Can airways be made to pay? by F. Searle. Automotive industries New York, Sep. 15, 1920, v. 43, p. 552-53. (Also Aeronautic London, Aug. 26, 1920, v. 19, no. 358, p. 157-5~8)

British plan financing air transport. Aircraft journal, New York, Aug. 30, 1920, v. 7, no. 9, p. 6.

FREIGHT

Freight carrying service to operate. Aircraft, Melbourne, Feb. 1, 1937, v. 15, no. 5, p. 12, 34. illus. Machinery comes to the rice fields, by A. Currie. Christian science monitor, May 13, 1936, p. 8-9.

Freighting by aeroplane, by E. Wilson. Pulp and paper magazine of Canada, Jan. 1936, v. 37, no. 22, p. 33. illus.

Planes speed heavy motor repair parts 3000 miles. Steel, Cleveland, Dec. 9, 1935, v. 97, p. 49. illus, (Also Power plant engineering, Chicago, Dec 1935, v. 39, p. 709)

Mine freight by air in South America, by W. Van Dusen. Engin• eering and mining journal. New York, Nov, 1935, p. 569-70.

Heavy-duty hauling by air. Western flying, Los Angeles, Sep. 1935, v. 15, no. 9, p. 13-14. illus.

Fairchild military cargo transport. Aviation, New York, July 1935, v. 33, p. 410-12. diagr,, illus.

Moving mining plants by air. Canadian mining journal, Toronto, July 1935, v. 56, p. 270-71. illus.

Flying orchids, cheese and motors. National aeronautic magazine, Washington, June 1935, p. 16-17.

Flying 740 tons of freight over the Andes. Compressed air magazine, New York, Jan. 1935, v. 40, p. 4634. illus.

Something new in stalls, by A. N, Peck. Sportsman pilot, New York, Dec. 15, 1934, p. 22-24.

Hydro-electric plants fly into New Guinea, by F. R. Short and H, D. Hodgins. Electrical journal, Nov. 1934, v. 31, p. 432-34. illus,, maps.

Air freight in Mexico, by John R. Woodside. Western flying, Los Angeles, 0*t- 1934, v. 14, no. 10, p. 16-17. illus.

Air shipments; wins right to carry air freight in bond. Eusiness week, Sep. 29, 1934, p. 31.

Golden galleons of the air; transporting gold and silver in Latin America. Popular mechanics, Chicago, Sep. 1934, v, 62, p. 362-65. illus.

Hydroelectric station flies into wilds of New Guinea; Bulolo gold dredging, ltd. Power plant engineering, Chicago, Sep. 1934, v. 38, p. 426. Alaskan freight line opens. Aero digest, New York, July 1934, v. £5, no. 1, p. 33.

Gold transport by air. Loads oh Africa and India routes increasing. Engineering and mining journal, New York, July 1934, v. 135, p. 297.

Plane vs. auto in industry, by K. J. Fanshier. Popular aviation. Chicago, July 1934, p. £9-30.

An Air freighter in the Andes. Flight, London, June 14, 1934, v. 36, no. 13S9, p. 578. illus.

Russia tows freight behind a mother ship. News week, June 2, 1934, v. 3, p. 23.

Freight by air. London - Manchester goods service. Flight, London, May 16, 1934, v. 26, no. 1325, p. 482. illus.

Flying 60 tons of machinery into the Peruvian Andes. Electrical engineering, New York, Apr. 1934, v. 53, p. 584. illus.

Transporting circuses by air, by Cyril B. Mills. Flight, London, Dec. 28, 1933, v. 25, no. 1305, p. 1304-05. illus.

Freighting by air, by W. B. Burchail, Canadian mining and metallurgical bulletin, Montreal, Nov. 1933, no. 259, p. 672-82.

Air freight, by H. S. Leverton. Airways and airports, London, Sep, 1933, p. 179.

Status of air freight, by G. S. Lee. Dun and Bradstreets, New York, Sep. 1933, v. 41, p. 2-3-

Air transport of mine equipment, supplies, and personnel, by A. Dresel. Engineering and mining journal, New York, 1933, v. 134, p. 201-02- illus.

Flying heavy freight into the Peruvian Andes, by Breese Rosette. Compressed air magazine, Phillipsburg, N.J., 1933, v. 38, p. 4231-32. illus.

Carrying machinery by air. An interesting experiment in the transport of mining equipment in New Guinea, by Charles A. Banks. Aircraft engineering, London, Oct. 1932, v. 4, no. 44, p. 261-63. illus.

Air transportation of gold dredges in New Guinea, by C. A. Banks, Engineering, London, July 29, 1932, v. 154, p. 107-08. illus., map. Freeing the air forces of their ground fetters, cargo trans• port planes, by H, J. Knerr. Aviation engineering, East Stroudsburg, Pa., July 1932, v. 7, no- 1, p. 15-13. illus

Freighting by air, by D. S. Atkinson. Canadian aviation, Toronto, July 1932, v. 5, no. 7, p. 12-14- illus.

Ford air lines carry 12 million pounds of air freight. Western flying, Los Angeles, Feb. 1932, v. 11, no. 2.

Transport fish by airplane, by J. Montagnes. U.S. Air services Washington, Nov. 1931, p. 42.

Air lines extending their freight service. Business week, Aug. 5, 1931, p. 24-25.

Aerial freight transportation costs as low as 17-25 cents per ton mile. Canadian mining journal, Toronto, May 8, 1931, v. 52, p. 475-76. illus.

Het Jumbo-vrachtvliegtuig der K.L.M., van J. de Bree. Het Vliegveld, Amsterdam, May 1931, v. 15, no. 5, p. 156-53. illus.

Why not more freight by air? by Harlan D. Fowler. Western flying, Los Angeles, Cal., Apr. 1931, v. 9, no. 4, p. 34-36. illus.

Gold takes wings, by Orville H. Kneen. Sportsman pilot, New York, Feb. 1931, v. 5, no. 2, p. 30-31. illus.

Serving the New Guinea goldfields. Flight, London, Jan. -23, 1931, p. 79-81.

Growth of air goods transport, by H. Harper. Air, London, Dec. 1930, p. 471-73.

Transporting equipment to New Guinea mines, by Stanley A, Hedberg. Canadian aviation, Toronto, Dec. 1930, v. 3, no. 12, p. 23, 30. illus.

Air transport of dredges in New Guinea. Engineering and mining journal, New York, Oct. 23, 1930, v. 130, p. 379.

Freight by air, by A. H. Meredith. Advertising and selling, Oct. 1, 1930, v. 15, p. 24-25. illus.

Aeroplane in mineral development, by J, A. Wilson. Canadian mining journal, Gardenvale, Can., May £3, 1930, v. 51, p. 488-92.

What's what in aviation. Plans for air freight service under consideration, by C. H. Biddlecombe. Forbes, New York, Jan. 15, 1930, v. 25, p. 60-61. Air transport aids raining in New Guinea. Engineering and mining journal, New York, 1330, v. 129, p. 594-96. illus.

Ford reports operating costs. Planes used for Ford motor company in their .freight service; million miles flown. Airway age, New York, Nov. 1923, v. 9, no. 11, p. 61-62. illus.

Flying freight. Account of altitude and interest of American railway express company in commercial aviation, by R. E. M Cowie. Magazine of business, Sep. 1928, v. 54, no. 3, p. 241-44, 276. illus.

Frachtflugzeuge, von A. Mueller. Luftfahrt, Berlin, Dec. 22, 1927, v. 31, no. 24, p. 371-72. illus.

Freight containers in air transport, by Archibald Black. Aviation, New York, Dec. 20, 1926, v. 21, no. 25, p. 1038-39. illus.

Carrying goods by air, by H. R. Gillman. Aero digest, New York, Jan. 1925, v. 6, no. 1, p. 43-46.

London-Paris express freight rates. Aviation, New York, Nov. 24, 1924, p. 1311.

Transporting ore by airplane, by 4, va^ Muffling. Engineering and mining journal. New Ynvk, Nov. 10, 1923, v. 11G, p. 797-802. illus.

King Cotton goes up in the air. Literary digest, New York, Aug. 11, 1923, v. 78, p. 55-56.

Cotton transported by airplane. Aerial age, New York, July 1923, v. 16, no. 7, p. 322, 346. illus.

Why hasn't the air freighter arrived? by H. Sheldon. Illustrated world, Chicago, June 1921, v. 35, p. 633-35. illus.

Air-freighter is on the way. Illustrated world, Chicago, Apr. 1921, v. 35, p. 312.

Cargoes through the clouds, by F. P. Stockbridge. Harper's New York, Jan. 1920, v. 140, p. 189-99.

HIGH-SPEED

L'Aviazione civile ad alta velocità, di Magaldi. L'Aerotecnica. Roma, July-Aug., 1935, v. 15, no. 7-8, p. 779-99. illus., tables, High-speed changes in flying, by Alexander Klerain. Popular mechanics, Chicago, May 1935, v. 63, p. 706-08. illus.

Speeds of commercial aeroplanes, by Louis Bréguet, Journal of the R.A.S., London, Mar. 1935, v. 39, p. 192-212.

More speed on the airlines, by E. S. Brown. Popular aviation, Jan. 1935, v. 16, no. 1, p. 17-18, 51. illus.

Time and speed. Economist, Dec. 29, 1934, v. 119, p. 1246-47.

Mise en oeuvre de l'aviation de transport rapide, par H. Bouché. L'Aéronautique, Paris, Nov. 1934, v. 16, no. 186, p. 269-72. illus.

New era in speed: an american view, by F. V. Drake. Aeroplane, London, Oct. 17, 1934, v. 47, no. 1221, p. 455-56. tables.

Speed and comfort, by C. M. Poulsen. Flight, London, Sep. 27, 1934, v. 26, no. 134, p. 994-96. illus., map.

Development of speed in air transport, by F. W. Haig. Aircraft, Melbourne, Sep. 1934, p. 8-9.

Speed and the economics of the air transport, by F. M. Green. Journal of the R.A.S., London, June 1954, v. 38, p. 449-63.

New era in speed, by F. V. Drake. Atlantic monthly, May 1934, v. 153, p. 604-12.

Overland transport at 200 miles an hour. Airways and airports, London, May 1934, v. 11, no. 2, p. 68. illus.

Business flies at higher speeds, by R. M. Cleveland. Scientific american, New York, Apr. 1934, v. 150, p. 194-95. illus.

Economic speed of air liners, by F. M. Green. Journal of the aeronautical sciences, New York, Apr. 1934, v. 1, no. 2, p. 75-77. charts.

Speed and the economics of air transport, by F. M. Green. Flight, London, Mar. 8, 1934, v. 26, no. 1315, p. 220-23. diagrs.

L'Aviazione da trasporto ad alta velocltà, di Alberto Jona. Rivista aeronautica, Roma, Mar. 1934, v. 10, no. 3, p. 422-76. diagr.

Flying 554 miles an hour. Literary digest, New York, Feb. 3, 1934, v. 117, p. 19.

Companies vie in speed and comfort plans. News week, Jan, 20, 1934, v. 3, p. 27-28. Faster and more dependable air transport service, by K. A. Kennedy. Manufacturers record, New York, Dec. 1933, v. 10S, p. £0-21. illus.

Speed on the airways. Airways and airports, London, Dec. 1933, v. 10. no. 9, p. 248-52.

How much speed do you want? by W. Stout. Saturday evening post, Philadelphia, Oct. 28, 1933, v. 206, p. 10-11- illus.

Speed the insatiable cry, by J. W. Bennett. Catholic world, Oct. 1933, v. 138, p. 10-15.

Speeding up american air transport. Aeroplane, London, Aug. 23, 1933, v. 45, no. 8, p. 348.

Transcontinental air service - fast now, faster soon. U.S. Air services, Washington, Dec. 1932, v. 17, no. 12, p. 33-34. illus.

How fast should we fly? by L. Kelley. Air transportation, New York, Nov. 1932, v. 8, no. 5, p. 13-16.

Speed, by Jack B. Miller. Western flying, Los Angeles, Feb., Mar., July, Aug. 1932. 14 p. illus.

Speed in air transport, by Frank T. Courtney. Aero digest, New York, Dec. 1931, v. 19, no. 6, p. 23, 100.

Massnahmen zum steigern der reisegeschwindigkeit im luftverkehr. Zeitschrift des V.D.I., Berlin, Oct. 1931, v. 75, no. 44, p. 1364.

Plane solves time, by William T. Graham. Airway age, New York, Mar. 1931, v. 12, no. 3, p. 269-70. illus.

Tomorrow's speed will make stage coaches of today's planes, by W. I. Glover. U.S. Air services, Washington, Mar. 1931, v. 16, no. 3, p. 22-24.

Speed, by Frank M. Hawks. Aero digest, New York, Dec. 1930, v. 17, no. 6, p. 37.

Speeding up air lines. Air transportation, New York, Oct. 18. 1930, v. 14, no. 6, p. 20.

Velocità commerciale e voll ad alta quota, di Ezio Doriguzzi. L'Aeronautica, Milano, Mar. 1930, v. 4, no. 3, p. 169-71, diagrs.

High-speed on national air transport air lines, Flight, London, Feb. 21, 1930, v. 22, no. 8, p. 232. Air speed and wind problems; air transport, by P. V. H. Weems. Aeronautics, Chicago, Oc t. 1929, v. 5, no. 4, p. 75. illus

Where speed counts, the airplane scores, by E- H, Felix. Ad• vertising and selling, Oct. 19, 1937, v. 9, p. 37.

De Oeconomische beteekenis der luchtvaart in het moderne snelverkeer, van J. Monod de Froideville. Rotterdam, Ni.igh and van Ditmar's uitgevers-maatschappij, 1924. 73 p. diagrs., map, plans.

Air speeds approaching 5 miles a minute. Literary digest, New York, Nov. 17, 1923, v. 79, p. 71-74.

Shall we fly 500 miles an hour? Literary digest, New York, May 25, 1923, v. 77, p. 67-70.

Commercial aeroplanes the problem of speed and load, by G. Holt Thomas. 19th Century, London, Aug. 1920, v. 88, p. 333-45.

Commercial transportation and high-speed services by air, by G. Holt Thomas. Aeronautics, London, Apr. 17, 1919, v. 16, no. 287, p. 404-05.

OPERATION

Speeding up transport maintenance. Western flying, Los Angeles, Feb- 1937, p. 14-15. illus.

The First one-half million miles of Pacific progress, by D. Sayre. Aviation, New York, Dec. 1936, v. 35, no. 12, p. 15-17, 43-44. illus.

Air transport on business lines, by L. T. H. praig. Aeroplane, London, Oct. 28, 1936, v. 51, no. 1327, p. 543-45. illus.

The Airline maintenance conference. Western flying, Los Angeles Aug. 1936, v. 17, no. 8, p. 13-15, 38.

High altitude transport, by W. C. Rockefeller. Journal of the aeronautical sciences, New York, May 1936, v. 3, no. 7, p. 234.

Tact and heroism on U.S. air lines. Literary digest. New York, Apr, 18, 1936, v. 121, p. 6.

Air-line engineering and maintenance, by L. G. Fritz and W. A. Hamilton. Mechanical engineering, New York, Apr. 1936, v. 58, no. 4, p. 233-33. Cold weather maintenance, by C. M. Beiinn. Aviation, New York, Dec. 1935, v. 34, no. 12, p. 35-36. illus.

Flight log; Transcontinental and western air, inc., by P. T. W. Scott. Aero digest, New York, Dec. 1935, v. 27, p. 18-20. illus.

Care and maintenance by the K.L.M. Aeroplane, London, Nov. 27, 1935, v. 49, no. 1279, p. 668-69. illus.

Charting system in air-line operations. Aeroplane, London, Oct. 2, 1935, v. 49, no. 1271, p. 421-24. charts, illus.

Les Conditions d'aménagement, de confort et d'entretien auxquelles doit satisfaire un appareil de transport, par J. H. Kindelberger. L'Aviation, Paris, Oct. 1935, 4 p. diagrs., illus.

Power control and schedule keeping, by E. T. Allen and W. Bailey Oswald. Aviation, New York, June 1935, v. 34, no. 6, p. 25-29.

Transport traffic and operation. Aviation, New York, May 1935, v. 34, no. 5, p. 167-69. charts, map.

Mechanical service department of an airline, by E. S. Brown. Popular aviation, Chicago, Mar. 1935, v. 16, no. 3, p. 144 - 198. illus.

Concentrating overhaul facilities to maintain airline efficiency Aero digest, New York, Feb. 1935, v. 26, no. 2, p. 20-21. illus.

New wrinkle in airline operation. Western flying, Los Angeles, Feb. 1935, v. 15, no. 2, p. 25.

Operations department keeps 'em flying on time, by E. S. Brown. Popular aviation, Chicago, Feb. 1935, v. 16, no. 2, p. 90-'C illus.

High-altitude flying and its effect on the economics of air transport operations, by W, Bailey Oswald. Journal of the aeronautical sciences, New York, Jan. 1935, v- 2, no. 1, p. 1 charts.

Wings and control of scheduled time, by Edmund T. Allen and W. Bailey Oswald. Aviation, New York, Jan. 1935, v. 34, no. p. 15-18. diagr.

Traffic department of a commercial airline, by E. S. Brown. Popular aviation, Chicago, Dec. 1934, v. 15, no. 6, p. 348¬ 50, 405. illus. Maintenance notebook. Aviation, New York, Nov. 1934, v. 33, no. 11, p. 378-79. illus.

The Fixed-base operators' code. Western flying, Chicago, Aug. 1934, v. 14, no. 8, p. 14-17.

Matter of precedent; inter-city bus maintenance practices hold a valuable lesson for airline operators, by E. F. Theisinger and S. P. Johnston. Aviation, New York, June 1934, v. 33, no. 6, p. 176-78. illus.

Gasoline taxation and the air lines, by P. G. Johnson. National petroleum, Apr. 25, 1934, v. 26, p. 24.

Power maintenance on the airlines, by Fred L. Hattoon. Western flying, Los Angeles, Apr. 1934, v. 14, no. 4, p. 14-16, 26. illus.

Air line traffic man has a most interesting job, by M. Martin. Popular aviation, Chicago, Mar. 1934, v. 14, no. 3, p. 164-66, 184. illus.

Airlines kept on schedule by vigilant ground crews, by A. Grahame. Popular science, New York, Jan- 1934, p. 22-24.

Concentrating the repair base facilities. Aero digest, New York, Jan. 1934, v. 24, no- 1, p. 20-21.

Code of airlines, by L. D. Seymour. Western flying, Los Angeles, Oct. 1933, v. 13, no. 10, p. 8-10.

Coding air transport. Aviation, New York, Oct. 1933, v. 32, no. 10, p. 311-12. illus.

Maintaining an air transport fleet, by J. Frye. Airways and airports, London, Oct. 1933, p. 205-08.

Air industry gets speedier planes, lower costs and more traffic, by P. G. Johnson. S.A.E. journal, New York, Sep. 1933, v. 33, no. 3, p. 18-22.

Code for the air transport industry. Aviation, New York, Sep. 1933, v. 32, no. 9, p. 290-92.

Control of air line traffic, by E. H. Lawford. Airways and air• ports, London, Sep. 1933, v. 10, no. 6, p. 168-69.

Air transport problems, by J. Frye. Automotive industries, Philadelphia, Aug. 26, 1933, v. 69, p. 254.

Service improvements, by P. G. Johnson. Automotive industries, Philadelphia, Aug. 26, 1933, v. 69, p. 254. Air line operations near perfection. Western flying, Los Angeles, Aug. 1933, v. 13, no. 13, p. 38.

A West coast servicing unit. Aviation, New York, Aug. 1933, v. 32, no. 8, p. 240-42. illus.

Transport operations and traffic management. Aviation, New York, May 1933, v. 32, no, 5, p. 171. Illus.

Maintenance on the Royal dutch air line. Aviation, New York, Apr. 1933, v, 32, no. 4, p. 109-11. illus. (Also Aviation engineering, East Stroudsburg, Pa., Feb. 1933, v. 8, p. 22)

Making commercial flying pay, by W. H. E. Thomas, Aeroplane, London, Mar. 23, 1933, v. 44, no. 12, p. 509.

Operating wrinkles on United air lines. Aviation engineering, East Stroudsburg, Pa. Feb. 1933, v. 8, p. 22.

Factory maintenance methods, by F. Caldwell. Air transportation New York, Jan. 1933, p. 8-9.

Air transport manual, by the staff of the Commercial motor. London, Temple press, 1933. 184 p. illus.

On time records. Air transport operations. Air transportation, New York, Dec. 1932, v. 3, no. 6, p. 29.

Air mail operators campaign for more poundage, American airways, Eastern air transport, Transcontinental. Western flying, Los Angeles, Nov. 1932, v. 12, no. 5, p. 34.

Maintaining aircraft in the southwest. Aviation, New York, Nov. 1932, v. 31, no. 10, p. 444-46. chart, illus.

Aviation trades romance for business methods, by H. F. Merrill. Forbes, New York, Sep. 1, 1932, p. 12-14.

Concentrating maintenance for efficiency, by S- P. Johnston. Aviation, New York, Sep. 1932, v. 31, no. 9, p. 378-80. illus.

Air transport maintenance problems from the service viewpoint, by L. Harris. S.A.E. journal, New York, Aug. 1932, v. 31, section 1, p. 327-29.

Answers for transport's problems. Aviation, New York, Aug. 1932 v. 31, no. 8, p. 328-31, 355-59.

Decentralized overhaul for coast-to-coast service, by S. P. Johnston. Aviation, New York, Aug. 1932, v. 31, no. 8, p. 332-36. illus. Drydocks for airliners, by S. P. Johnston. Aviation, New York, June 1933, v, 31, no. 6, p. 254-56. illus.

Operations and traffic management; Transcontinental and western air, Eastern air transport. Aviation, New York, June 1933, v. 31, no. 6, p. 285.

Tracking down maintenance expenses, by„L. H. Dwerlkotte. Aviation, New York, June 1933, v. 31, no. 6, p. 257-59. charts, illus.

Traffic man and his job, by H. W. Beck. Western flying, Los Angeles, June 1933, v. 11, no. 6, p. 37, 57.

Method of conducting line inspection required by air commerce regulations. Air commerce bulletin, Washington, May 2, 1932, v. 3, no. 21, p. 523-27-

Making the short haul pay, by G. S. Mitchell. Aviation, engineering, East Stroudsburg, Pa., May 1932, v. 6, no. 5, p. 46. illus.

Report on air transport operations. Safety engineering, New York, May 1932, v. 63, p. 209.

Increasing airline business, by M. H. Froelich. Airports and airlines, Apr. 1932, v. 8, no. 4, p. 7-10.

La Stendardizzazione dal punto di vista delle linee aeree, di L. Acampora. L'Aerotécnica, Roma, Apr. 1932, v. 12, no. 4, p. 514-23.

Behind the scenes in the operation of an international air service, by R. L. Dunten- Southern aviation, Atlanta, Ga., Mar. 1932, v. 7, no. 3, p. 5-3, 18.

Repair shop in Century's hangar-terminal building helps maintain schedules. Aviation engineering, East Stroudsburg, Pa., Mar. 1932, v. 6, no. 3, p. 36-38. illus.

Accounting for air carriers, by Lawson L. Putnam and Franklin D. Myers. Aviation, New York, Feb. 1932, v. 31, no. 2, p. 72-75. charts.

Building traffic for airlines, by E. V. W. Jones. Airports airlines, Feb. 1932, v. 8, no. 2, p. 17-19.

Keeping tab on profit and loss, by Lawson L. Putnam. Western flying, Los Angeles, Feb. 1932, v. 11, no. 2, p. 25-28.

Do's and don'ts for aircraft operators, by A. Bohrer. Western flying, Los Angeles, Jan. 1932, v. 11, no. 1, p. 19-21. Maintenance of an airline, by Kenneth Force. Aero digest, New York, Jan. 1932, v. 20, no. 1, p. 30-32. illus.

Stop telling the pilot what to do, by C. W. Purcell. Popular aviation, Chicago, Jan. 1932, v. 10, no. 1, p. 13-14. illus.

Traffic tactics, by I. Sewell. Western flying, Los Angeles, Jan. 1932, v. 11, no. 1, p. 16-18.

Traffic control - truck and airplane traffic, by George Lloyd Wilson. Scranton,Pa., International textbook company 1932. 178 p. illus., maps.

Airline maintenance. Aviation, New York, Dec. 1931, v. 30, no. 12, p. 701.

Contacting business in air transport, by C. S. Burgon. Canadian air review, Dec. 1931, p. 30.

General principles of air lines, by A. F. Ingram. The Journal of the Engineering institute of Canada, Dec. 1931, 4 p.

Transport planes for profit, by A. A. Gassner. Aviation, New York, Dec. 1931, v. 30, no. 12, p. 702-06. diagrs., tables.

Accounting comes to aid the airlines, by H. S. Moyer. Airports and airlines, Nov. 1931, v. 7, no. 5, p. 25-26.

Grooming an air fleet. Aviation, New York, Nov. 1931, v. 30, no. 11, p. 633-35. illus.

Some points for economic operation, by P. F. Collins. Airway age, New York, Oct. 3, 1931, v. 13, no. 4, p. 264-66.

Servicing for operators, by C. Froesch. Airway age, New York, Sep. 5, 1931, v. 13, no. 3, p. 205-06.

Keeping track of the maintenance dollar, by L. Harris. Aviation New York, Sep. 1931, v. 30, no. 9, p. 525-28. illus.

Fixed base operations made to pay. Airway age, New York, Aug. 1, 1931, p. 117-18.

Maintenance of transport equipment, by L. D. Seymour. Airway age, New York, Aug. 1, 1931, v. 13, no. 2, p. 119-21. illus.

Bowen's formula for making a profit from air transport service, by Presley Bryant. Southern aviation, Atlanta, Georgia, Aug. 1931, v. 2, no. 12, p. 3-5, 16. illus., maps. Merchandising air transport, by T. P. Hay. Canadian air re• view, Aug. 1931, p. 31.

What the air transport operating manager should know, by A. P. Ingram. Canadian air review, Aug. 1931, p. 20-21.

Selling air transport, by James P. Wines. Aviation, New York, May 1931, v. 30, no. 5, p. 306-08. (Also Airway age. New York, Mar. 1931, v. 12, no. 3, p. 232-35. illus.)

Organizing airline maintenance. Aviation, New York, Feb. 1931, v. 30, no. 2, p. 87-91. illus.

Operations and maintenance on the Ludington line. Aviation, New York, Jan. 1931, v. 30, no. 1, p. 54-55.

Transport operators tell their views, of 1930 and 1931. Airway age, New York, Jan. 1931, v. 12, no. 1, p. 24-28.

Air transport operation, by Wesley Leland Smith. 1st edition. New York and London, McGraw-Hill book company, 1931. 316 p. diagrs., illus.

The Purchasing department's relation to airline operation, by Daniel Sayre- Aviation, New York, Dec. 1930, v. 29, no. 6, p. 346-48. illus.

Efficiency in service organization, by F. L. Ames. Aviation, New York, Nov. 1930, v. 29, no. 5, p. 297-99. tables.

Efficiency spells profits in air line operation, by G. M. Bellanca. U.S. Air services, Washington, Nov. 1930, v. 15, no. 11, p. 33. illus,

Operation costs cut by airline merger, by H. W. Beck. Aero• nautical world and journal of commerce, Los Angeles, Nov. 1930, p. 25-27.

Problem of air transport; importance of holding to schedule, by W. B. Landes. Aero digest, New York, Nov. 1930, v. 17, no. 5, p. 100.

Utilization of equipment; reducing cost by re-routing planes. Airway age, New York, Oct. 1930, v. 11, no. 10, p. 1312-16

Keeping the fleet in trim, by D. W. Tomlinson. Aeronautical world and journal of commerce, Los Angeles, Sep. 1930, p. 24-26.

Utilization of equipment. Airway age, New York, Aug.-Sep. 1930 v. 11, no. 8-9, p. 1048-51, 1201-05. Inspection routine on interstate lines. Southern aviation, Atlanta, Ga., Aug. 15, 1930, v. 1, no. 12, p. 29- illus.

Air line operation. Aeroplane, London, July 30, 1930, v. 39, no. 5, p. 313. ^

Necessity for strict obedience of air traffic rules emphasized Air commerce bulletin, Washington, July 1, 1930, v. 2, no. 1, p. 1-10. illus.

Municipal air transport operation, by T. P. Heinze. Aero digest, New York, July 1930, v. 17, no. 1, p. 185.

Airline communication by telephone typewriter service, by G. G. Breed. Aviation, New York, June 7, 1930, v. 28, no. 23, p. 1134-37, diagr., illus., map.

Accounting for aviation operators, by Lawson L. Putnam and Franklin D. Myers. Airway age, New York, Mar.-June 1930, v. 11, no. 3-6, p. 348-52, 500-03, 660-64, 790-95. illus.

Communication problems in scheduled transportation, by Herbert Hoover, Jr. Aero digest, New York, June 1930, v. 16, no. 6, p. 64-65. illus.

Certificate of authority required for interstate air transport companies. Air transportation, New York, May 17, 1930, v. 12, no. 6, p. 1.

Air transport operator speaks, by P. G. Johnson. Scientific american, Nev/ York, May 1930, v. 142, p. 358-59. illus.

Economic status of airline operation, by H. M. Hanshue. Aero digest, New York, Apr.-May, 1930, v. 16, no. 4-5, p. 57, 258-60.

French practices in air line operation, by W. L. Finger. Aeronautical v/orld and journal of commerce, Los Angeles, May 1930, p. 50.

Maintenance methods of the Pan-American airways system, by W. 0. Snyder. Aero digest, New York, May 1930, v. 16, no. 5, p. 61-64.

Problems besetting airline operators, by P. Henderson. S.A.E. journal, New York, Apr. 1930, v. 26, p. 419.

System in the industry, by G. Thornhill. Aero digest, New York Apr. 1930, v. 16, no. 4, p. 51-52.

T.A.T. - Maddux operating organization and methods, by D. R. Lane. Airway age, New York, Apr. 1930, v. 11, no. 4, p. 506-09. Operations of a 14,000 mile airway system, by E. W. Sudlow. Southern aviation, Atlanta, Ga., Mar. 15, 1930, v. 1, no. 7, p. 16-19. illus., map.

Cost of flying. Western flying, Los Angeles, Mar. 1930, v. 7, no. 3, p. 59.

Operating profitably at less than cost. Airway age, New York, Mar. 1950, v. 11, no. 3, p. 364-65.

Bigger planes will make low rates profitable. Business week, Feb. 26, 1930, p. 11.

Selling air transportation, by D. W. Moore. Southern aviation, Atlanta, Ga., Feb. 15, 1930, v. 1, no. 6, p. 12-15, 36. illus., maps.

Abridgement of air transport communication, by R. L. Jones and F. M. Ryan. Journal of the American institute of electrical engineers, New York, Jan. 1930, v. 49, no. 1, p. 50-54. diagrs ., illus.

Basic forms for operations, by E. G. Rhenstrom. Aero digest, New York, Jan. 1S30, v. 16, no. 1, p. 78-79.

How air transportation is being merchandised, by D. Gridley. Printers' ink, New York, Nov. 7, 1929, v. 149, p. 76. illus.

Air transport advertising, by Archibald Black and R. Lipscomb. Airway age, New York, Oct. 1929, v. 10, p. 1633-56. illus

Operation experience of the National air transport, by L. D. Seymour. S.A.E. journal, New York, Sep. 1929, v. 25, p. 217-24. illus.

N.A.T. maintenance work well organized. Airway age, New York, Feb. 1929, v. 10, no. 2, p. 142-46. illus.

Problems of air transport operation; air transport's needs; Pacific air transport, by A. R. Boone and A. K. Humphries. Airway age, New York, Feb. 1929, v. 10, no. 2, p. 154-57. illus.

Efficient air transport operation, by L. L. Driggs. Airway age New York, Jan. 1929, v, 10, no. 1, p. 61.

Operating methods of the N.A.T. Systems of national air transport under severe test as mail loads double; 6200 miles of flying per day. Airway age. New York, Dec. 1928, v. 9, no. 12, p. 48-55. Illus. Selling air transport, by A. A- Bigelow. Airway age, New York, Aug. 1928, v. 9, p. 24-27. illus.

Can air transport be advertised profitably? by G. E. Lash. Advertising and selling, July 11, 1928, v. 11, p. 30. illus., map.

Commercial operation of air service, by C. C Moseley. S.A.E. journal, New York, Mar. 1928, v. 22, p. 363-64.

Air transportation from the operator's viewpoint, by H. Hanshue. Aviation, New York, May 23, 1927, v. 22, p. 1094.

Some notes on the design of commercial aircraft from the operational point of view, by R. H. Mayor. Journal of the R.A.S., London, May 1927, v. 31, no. 197, p. 359-92.

U.S. Air route operators1 reports. Aero digest, New York, Feb. 1927, v. 10, no. 2, p. 94, 154-57. map.

Maintenance repair, and servicing equipment in air transport, by Archibald Black. American machinist, New York> Dec. 10, 1925, v. 63, p. 921-23. illus.

Air transport reliability, by Archibald Black. Annalist, New York, Oct. 2, 1925, v. 26, p. 411.

Air-line operation, by Archibald Black. Automotive industries, New York, Sep. 3, 1925, v. 53, no. 10, p. 380-33.

Aerial transportation, by Leslie Aulls Bryan. Winfield, Kansas, Anderson press, 1925. 153 p.

Operations of the model airway. Aeronautical digest, New York, Sep. 1922, v. 1, no. 6, p. 105.

Air lines and some of their problems, by R. B- C. Noordwyn. Mechanical engineering, New York, Feb. 1922, v. 44, no. 2, p. 107-09. illus.

Requirements and difficulties of air transport, by Frank Searle. Aeronautical journal, London, Jan. 1922, v. 26, no. 133, p. 3-20.

Technik und oekonomik im luftverkehr mit flugzeugen, von E. Offermann. Z.F.M., Berlin, Oct. 15-31, 1921, v. 12, no. 19-20, p. 289-98, 301-02.

Does air traffic pay? Aeroplane, London, Apr. 13, 1921, v. 20, no. 15, p. 349-50.

Air transport and efficiency. Flight, London, Mar. 3, 1921, v. 13, no. 9, p. 152-55. Making airways pay. Flying, New York, Nov. 1920, v. 9, no. 10, p. 619-24. illus. (Also Aircraft journal, New York, Oct. 4, 1920, v. 7, no. 14, p. 3-4)

Over cloud flying and commercial aeronautics, by Melville Jones. Aviation, New York, June 15, 1920, v. 8, no. 10, p. 402-08. illus.

Aerial transport from a business point of view, by Sefton Brancker. Aeronautical journal, London, June 1920, v. 24, no. 114, p. 294-312. (Also Flight, London, May 6, 1920, v. 12, no. 19, p. 506-10)

PASSENGER TRAFFIC

Housekeeping in the clouds. Popular mechanics, Chicago, Nov. 1937, v. 68, p. 712-15. illus.

I'm flying home, by J. W. Voils. Pictorial review, Oct. 1937, v. 39, p. 52. illus.

Airman's view of northern Venezuela, by A. Williams. Aero digest, New York, Sep. 1937, v. 31, p. 40-41. illus.

Aerial luxury for women. Nation's business, Aug. 1937, v. 25, p. 46. illus.

Meals in the air, by E. B. Eastburn. Good housekeeping, Aug. 1937, v. 105, p. 81. illus.

Le Luxe et le confort dans nctre aviation commerciale, par A. Mauny. L'lllustration, Paris, May 22, 1937, p. 197, illus.

Convention bound; whether by air or rail you will be surrounded by all the comforts of home. Independent woman, Apr. 1937 v. 16, p. 113. illus.

Business men aloft; air travel actually cheaper, by H. R. Ekins Barron's, New York, Jan. 4, 1937, v. 17, p. 13. map,.

Safety, speed and comfort aloft. Literary digest, New York, Dec. 19, 1936, v. 122, p. 36-37. illus.

Pioneering passenger service. National educational association journal, Nov. 1936, v. 25, p. 250. illus. Speaking of travel. Current history, Nov. 1936, v. 45, p. 122-25. illus., map.

America from the air. Scientific american. New York, Oct. 1936, v. 155, p. 211. illus.

Ground-minded, by C. 0. Skinner. Reader's digest, Aug. 1936, v. 29, p. 60-62-

Long distance air-line booking, by R. Brenard. Flight, I - London, Feb. 13, 1936, v. 29, no. 1416, p. 169-72. I chart.

Scrip for air travel. Business week, Nov. 30, 1935, p. 19.

Passenger transport at high levels, by A. H. Tiltman. Aero• plane, London, Oct. 15, 1935, v. 49, no. 1273, p. 475-77. charts. ^

Airlines and air travel. Aero digest, New York, Sep. 1935, v. 27, no. 3, p. 54-56.

Air transportation lures the vacationist, by T. E. . Southwestern aviation, July 1935, p. 8-9.

Coast-to-coast via sky pullman. National aeronautic magazine, July 1935, v. 13, no. 6, p. 12-14. illus.

Fly high for comfort, by R. M. Cleveland. Scientific american, New York, Apr. 1935, v. 152, p. 196-97. illus.

• Passenger comfort in air transportation, by P. R. Bassett. Journal of the aeronautical sciences, New York, Mar. 1935, v. 2, no, 2, p. 43-50.

Air sleepers, by Alexander Klemin. Scientific american, New York, Aug. 1934, v. 151, p. 95.

Air commuting, summer homes to Wall street. News week, July 21, 1934, v. 4, p. 23-

Speed or comfort? Flight, London, May 84, 1934, v. 26, no. 1326, p. 526.

Trip rdown north," by A. L. Sawle. Canadian aviation, Toronto, May 1934, p. 10-11.

Airplane travel; passengers carried 1926-1933; passenger miles flown 1930-1933. Survey of current business, Feb. 1934, v. 14, p. 20.

Air transport becomes luxurious, by R. M. Cleveland. Scientific american. New York, Dec. 1933, v. 149, p. 264-65. illus. Passenger traffic sets record. Western flying, Los Angeles, Nov. 1933, v. 13, no. 6, p. 31. tables.

Handling the air passenger. Airways and airports, London, Oct. 1933, p. 199-200.

New suburbs for New York. Two serious attempts to provide seaplane service with terminals near the heart of New York City. Aviation, New York, Sep. 1933, v. 32, no. 9 p. 292-93. illus.

Flying in comfort, by R. M. Cleveland. Scientific american, New York, Aug. 1933, v. 149, p. 68-69. diagr., illus.

Are you traveling by air? Fortune, Chicago, May 1933, p. 110-11. ..

Work of the air travel bureau, by M. D. Warshaw. Aviation engineering, East Stroudsburg, Pa,, May 1933, v. 8, p. 18-19.

Beauties and advantages of air travel. Flight, London, Apr. 20, 1933, v. 25, no. 1269, p. 368-70.

Air transport gains favor. Aviation, New York, Mar. 1933, v. 32, no. 3, p. 68-75. illus., maps.

Why people fly - or don't, by R. R. Irwin. Western flying, Los Angeles, Mar. 1933, v. 13, no. 3, p. 10-12. illus., tables.

Aeroplane passenger, by W. G. Raffe. Flight, London, Feb. 2, 1933, v. 25, no. 1258, p. 108-09.

Selling flying to the public. Scientific american, New York, Feb- 1933, v. 148, p. 103-04.

Build travel bureau sales, by M. H. Delauney. Air transporta• tion, New York, Jan, 1933, p. 10-11.

Lunch time aloft, by M. H. Froelich. Air transportation, New York, Dec. 1932, v. 8, no. 6, p. 12-13. illus.

Marketing travel service, by M. H. Froelich. Air transporta• tion, New York, Nov. 1932, v. 8, no. 5, p. 17-19. illus.

Bata's business flight of 20,000 miles. Aircraft, Melbourne, Sep. 1932, p. 22.

Development of scheduled air travel in comfort and convenience Southern aviation, Atlanta, Ga., Aug. 1932, v. 3, no, 12, p. 13-14. illus. Conveniences of modern air travel, by G. Thornhill. Popular aviation, Chicago, July 1932, v. 11, no. 1, p. 35-36. ill

New lines and more scheduled trips. New passenger services inaugurated. Western flying, Los Angeles, Apr. 1932, v, 11, no. 4, p- 55.

Touring the States by air, by N. Norman. Air and airways, London, Mar. 1932, v. 8, no. 12, p. 337-88. illus.

American airways start Cook's tour service for executive trips. Sales management, London, Feb. 20, 1932, v. 29, p. 267.

Putting luxury in the air. Literary digest, New York, Jan. 9, 1932, v. 112, p. 34.

Air travel as the public sees it. Southern aviation, Atlanta, Ga., Jan. 1932, v. 3, no. 2, p. 15, 20.

The Business advantages of air travel as presented by those using the transport lines. Southern aviation, Atlanta, C-a., Jan. 1932, v. 3, no. 5, p. 16-18. illus. ^

Consider the passenger, by F. Courtney. Aviation, New York, Jan. 1932, v. 31, no. 1, p. 10-13. illus.

Traffic via education. Western flying, Los Angeles, Cal., Jan. 1932, v. 11, no. 1, p. 28. ^

Air travelers, by Laura Antoinette (Stevers) Large. Boston, Lothrop, 1932. 277 p.

Bank travel bureaus and air transport, by M. P. McGirr. National aeronautic magazine, Washington, Dec. 1931, v. 9, no. 12, p. 23-26.

Eating in the ether. U.S. Air services, Washington, Dec. 1931, v. 16, no. 12, p. 11.

More air passengers, by H. Crary. Airports and airlines, Dec. 1931, v. 7, no. 6, p. 13-14.

Use of air travel tickets, by Warren J. Gore. Aero digest, New York, Sep. 1931, v. 19, no. 3, p. 73. illus.

Scheduled passenger air line conference. Air commerce bulletin Washington, Aug. 15, 1931, v. 3, no. 4, p. 87-92.

This Washington man likes flying and tells why, by C. Hodges. U.S. Air services, Washington, July 1931, v. 16, no. 7, p. 14-16.

Air travel progress. Literary digest, New York, June 6, 1931, v. 109, p. 26. map. Putting air travel into mass production, by Amelia Earhart. Aviation, May 1951, v. 30, no.5, p. £92-94.

U.S. Air mail and passenger transport. Aviation, New York, Mar. 1931, v. 30, no. 3, p. 151-56. illus.

Who flies and why, by And rev/ R. Boone. Outlook and independent, Jan, £1, 1931, p. 9£-94.

Meeting the challenge for sound cargo and passenger air trans• port service, by John H. Trumbull. National aeronautic magazine, Washington, Jan. 1931, v. 9, no. 1, p. 31-36. illus.

American air travel quadrupled. Literary digest, Dec. £0, 1930, v. 107, p. 16.

Service to passengers, by Edward P. Warner. Aviation, New York, Dec. 1930, v. £9, no. 6, p. 317-18.

World's air travel. Bradstreet's, New York, Sep. 20, 1930, v. 58, p. 624-

Business men now using airplanes, by L- Cruess. Spectator, Sep. 18, 1930, v. 125, p. 7.

Sportsman airways. Sportsman pilot, New York, Sep. 1930, v. 4, no. 4, p. 40.

Traveling by air, by M. M. Stearns. World's work, Sep. 1930, v. 59, p. 9£.

Traveling historic trails by air, by T. H. Chapman. National aeronautic magazine, Washington, Sep. 1930, p. 35-48.

Aircraft passenger ticket contracts, by John K. Edmunds. Journal of air law, Chicago, July 1930, v. 1, no. 3, p. 321-35.

Filling up the seats, by J. Lyles. Western flying, Los Angeles, July 1950, v. 8, no. 1, p. 54-56.

Month of vacation in two weeks, by P. McGrea. National aeronautic review, July 1930, v. 8, no. 8, p. 17-24.

16,000 miles on schedule, by W. H. Gannett. National aero• nautic review, June 1930, p. 19-34.

Airlines reporting much passenger service. Aviation, New York, Hay 31, 1930, v. 28, no. 22, p. 1106.

The Growth of airmindedness. Aeroplane, London, May 14, 1930, v. 38, no. 20, p. 873-78. illus. Air travel fights a head wind, by W. B. Craig Nation's busines Washington, May 1930, v. 18, p. 44-45.

Higher fare or more passengers? Airway age, New York, Apr,- May 1930, v. 11, no. 5, p. 493, 675.

Why we chose air transportation, by A. B. Fenger. Pacific flyer, May 1930, p. 10.

Selling air passenger transportation, by J. M. Eaton. Aviation, New York, Apr. 5, 1930, v. 28, no. 14, p. 713-14.

What you sign on an airline ticket. Western flying, Los Angele; Apr, 1930, v. 7, no. 4, p. 62-63.

United States air mail and passenger transport. Aviation, New York, Mar. 22, 1930, v. 28, no. 12, p. 574-81.

Air vacations, by H. Mingos. Ladies' home journal, Mar. 1930, v. 47, p. 20. illus., map. ^

Fare or fear - which? by B- Voigt, Jr. U.S. Air services, Washington, Mar. 1930, v. 15, no. 3, p. 53-54.

The Layman looks at air travel and the airport, by W. R. Needham. Airports, Washington, ï-ï. J., Feb. 1930, v. 4, no. 2, p. 23-25, 54. illus.

Coaxing folks to fly, by S. E- Knauss. Sales management, London, Jan. 11, 1930, v. 21, p. 57-60. illus.

Uniform airline schedules adopted and new style passenger contract approved. Aviation, New York, Jan. 11, 1930, v. 28, no. 1, p. 78.

Important matter of confidence and the air passenger, by F. W. Wead. Aviation, New York, Jan. 4, 1930, v. 28, p. 17-19.

An Air traveler flies east, by A. Phillips. Air travel news, New York, Jan. 1930, p. 17-19.

Het Luchtverkeer bij nacht. Het vliegveld, Amsterdam, Jan. 1930, v. 14, no. 1, p. 3-4. map.

Air-tourist's guide to Europe; with air routes and photographs, by Norman Macmillan. New York, Washburn, 1930. 276 p.

Air travel, by James Elliott Mooney. New York, Chicago, etc., C. Scribner's sons, 1930. 311 p. illus.

American passenger air transport, by Alexander Klemin. Scientific american, New York, Oct.-Nov. 1929, v, 141, no. 4, 5, p. 324-29, 404-07. diagrs., illus., maps. Future of air travel, Popular mechanics, Chicago, Nov. 1929, v. 52, p. 754-59, diagr., illus.

Why not go by air? by H. Brucker. Review of reviews. New York, Oct. 1929, v. 70, p. 58-65. illus.

Report of American association of passenger traffic officers on air transport. Railwav age, New York, Sep. 28, 1929, v. 87, p. 718-19.

Rail and air passenger service. Development of commercial aviation; records of mail companies and express and passengers handled; advantages of aerial transportation, by S. H. Noyes. Engineers and engineering, Philadelphia, Sep. 1929, v. 46, no. 9, p. 210-17. illus.

Combined air and rail services in U.S.A. Second rail-and-air passenger service between New York and pacific coast. Modern transport, London, Aug. 17, 1929, v. 21, no. 544, p. 9, illus.

Large scale operations of passenger airplanes. Future of passenger traffic; scheduled operations, cost, by Archibald Black and G. F. Wheeler. Aeronautics, London, June-Aug. 1929, v. 4, no. 6, p. 34-42; v. 5, no. 1-2, p. 25-28, 35, 57-40, 44. illus.

America's first air-rail service. Service combining use of de luxe trains and giant planes for greater speed in long distance travel. Modern transport, London, July 20, 1929, v. 21, no. 540, p. 14. illus.

Air-line ticket office speeds plane travel. Popular mechanics, Chicago, July 1929, v. 52, p. 72-73. illus.

Airplanes and air travel gain. Bradstreet1s, New York, June 29, 1929, v. 57, p. 421.

Aboard the sky diner. Popular mechanics, Chicago, June 1929, v. 51, p. 892-96. illus., map.

Boosting airline passenger business. Description of what Western air express does in way of handling passengers; improvements made in large planes. Aviation, New York, Apr. 13, 1929, v. 26, no. 15, p. 1262-64. illus.

Giving service plus to the air traveler. Business on four divisions of Maddux air lines; miles flown, passengers carried, freight, by R. Diggens. Aviation, New York, Feb. 9, 1929, v. 26, no. 6, p. 396-98. illus.

The Railroads take to the air. Literary digest, New York, 1929, v. 102, p. 8. map, Air and rail traffic comparisons. Airplane and railroad passenger service; distance, fares, schedules, by N. D. Ballantine. Airway age. New York, Dec. 1928, v. 9, no - 12, p. 54-55. illus.

Air, rail and highway. Co-ordinated passenger services by airplane, motor buses and railroads; Pickwick airways, T.A.T. Western flying, Los Angeles, Dec. 1928, v. 4, no.. 12, p. 51-133. illus.

Alcune cifre statistiche di aviazione commerciale (transporto di passaggieri) e loro significato, di Eugenio Giuseppe Luraghi. Rivista aeronáutica, Roma, Apr. 1928, v. 4, no. 4, p. 104-09, illus.

Passenger air lines. Literary digest, New York, July 30, 1927. v. 94, p. 23. (Also Science, Garrison, N. Y., June 24, 1927, n.s., v. 65, p. 12-14)

Hints for air travelers. Aviation, New York, June 6, 1927, v. 22, p. 1246.

From Genoa to Palermo by Air, by L. D. Gardner. Aviation, New York, Apr. 4, 11, 1927, v. 22, p. 670-74, 722-25.

30 cities in 28 days, by J. D. Alexander. System, Chicago, Nov. 1926, v-50, p. 624. illus.

Beating the winds, from Paris to London, J. Beayton. Travel, New York, Kay 1926, v. 47, p. 7-9. illus.

Cross-country by air, by A. M. Jacobs. St- Nicholas, New York, Mar. 1926, v. 53, p. 460-66. illus., map.

New era for air passengers, by H. Harper. Travel, New York, Oct. 1925, v. 45, p. 46.

On traveling by air, by S. F. Edge. Flight, London, May 7, 1925, v. 17, no. 19, p. 277.

Around the world by air, by C- P. McDarment. Scientific american, New York, Oct. 1924, v. 131, p. 230-32. illus.

Air passenger travel in Europe. Aeronautical digest, New York, Feb. 1924, p. 99.

Dawn of a new era in passenger transportation, by C. P. Burgess. Aerial age, New York, Mar. 1923, v. 15, no. 3, p. 132-35.

On passengers and papers. Aeroplane, London, Dec 6, 1922, v. 23, no. 23, p. 429-31. The Ideal mode of travel. Aeronautical digest, New York, Sep. 1932, v. 1, no. 6, p. 60-62-

The Problem of the passenger aeroplane. Aeroplane, London, Jan. 11, 18, 1922, v. 22, no. 2-3, p. 27-38, 47-50. illus.

Air transportation and the business man, by V. E. Clark. S.A.E. journal, New York, June 1931, v- 8, no. 6, p. 563-69.

Travel by air, by W. Wallace Kellett. Flying, New York, Mar. 1921, v. 10, no. 2, p. 60-61.

Aero limited September passenger record. Aircraft journal, New York, Oct. 25, 1930, v. 7, no. 17, p. 9.

Travel by air now being promoted. Printers' ink, New York, Sep. 16, 1930, v. 112, p. 28.

Dropping passengers off air liners on the fly, by D. G. Lloyds Illustrated world, Chicago, May 1920, v. 33, p. 432-35. illus.

Air travel for everybody. Literary digest, New York, Apr. 24 1920, v. 65, p. 18-19. illus.

How it looks and feels to fly in an air-Pullman. Literary digest, New York, Mar, 13, 1920, v. 64, p. 89-90.

Airplane passenger service of to-day. Scientific american, New York, Aug. 9, 1919, v. 121, p. 127. illus.

Fares to Europe by the pound. Independent, New York, June 21, 1919, v. 98, p. 433. illus.

Air-travel possibilities, by W. Dinwiddle- Century, New York, June 1919, v. 98, p. 258-65. illus.

Travel by air routes over land and sea, by F. A. Collins. Review of reviews, New York, May 1919, v. 51, p. 491-99. illus., maps.

The First passenger airplane line. Aviation, New York, Mar. 15, 1919, v. 6, no. 4, p. 229. illus.

The World's aerial mail and passenger services. Aviation, New York, Jan. 15, 1919, v. 5, no. 12, p. 755.

Business value of aerial travel for reconstruction, by Thomas G. Holt. Aeronaut1cs, London, Jan. 1, 1919, v. 16, no. 272, p. 12. Reliability of aircraft travel, by Mervyn 0'Gorman. Aeronautic London, Jan. 1, 1919, v. 16, no. 272, p. 5-7. illus.

Aerial transport and travel, by Mervyn O'Gorman. Aeroplane, London, Jan. 2, 1918, v. 14, no. 1, p. 38-42, 79.

Touring by airplane, by R. Law. Outlook, New York, Apr. 25, 1917, v. 115, p. 736-38.

PERSONNEL

Training Imperial's flying boat pilots. Aircraft, Melbourne, Mar. 1, 1937, v. 15, no. 6, p. 27.

Hours, wages and working conditions in air transportation. Monthly labor review, Washington, Sep. 1936, v. 43, p. 673-84. tables.

Their home is in the troposphere; air hostesses, by M. Shuler. Christian science monitor, June 17, 1936, p. 5. illus.

Fact and heroism on U.S. airlines. Literary digest, New York, Apr. 18, 1936, v. 121, p. 6.

Hours, wages, and working conditions In scheduled air trans• portation. Federal coordinator of transportation, Section of research, Section of labor relations...March, 1936, by Joseph B. Eastman. Washington, 1936. 21 p. map, tables. (Also Journal of the Aeronautical sciences, May 1936, v. 3, no. 7, p. 258)

The British guild of air pilots and navigators. Aeroplane, London, Dec. 11, 1935, p. 727.

Trained personnel for air lines; Boeing school of aeronautics, by A. F. Bonnalie. Professional engineer, Chicago, Nov. 1935, v. 20, p. 4-7. illus.

"Up-gear" and "Down-gear" with the airline pilots, by D. W. Tomlinson. Popular aviation, New York, June 1935, v. 16, no. 6, p. 348-59, 390-93.

Piloting for profit, by A. L. McCullough. Aero digest, New York, Oct. 1934, p. 17.

Efficient staffing system of the Imperial airways. Aircraft, Melbourne, May 1934, p. 16-17.

Pilots of limited. Canadian aviation, Toronto May 1934, v. 7, no. 5, p. 16-17. illus. Staffing an air line. Airways and airports, London, Mar. 1934, v. 10, no. IS, p. 333-34.

Wages and hours of labor in air transportation, 1933. Monthly labor review, Washington, Mar. 1934, v. 38, p. 647-54.

President signs transport code. Aero digest, New York, Dec. 1933, v. 22, no. 12, p. 38.

I Like my job, as told to F. 0. Bergstrom, by E. Davis. U.S. Air services, Washington, June 1933, p. 245. (Hostess on Eastern air transport)

V/hat about that hostess job? by Joan Thomas. Popular aviation, Chicago, May 1933, p. 290.

Air transportation now demands new training, by George E,-. Bounds. Aero digest, New York, Feb. 1933, v. 22, no. 2, p. 23.

Duties of an air hostess, by L. Freedman. Popular aviation, Chicago, Feb. 1933, p. 81-82.

What a co-pilot must be. Western flying, Los Angeles, Dec. 1932, v. 12, no. 126, p. 25.

Wages and hours of labor in air transportation, 1931. Monthly labor review, Washington, Aug. 1932, p. 339-48.

New rating for air pilots flying transport planes. Aviation engineering, East Stroudsburg, Pa., June 1932, v. 6, p. 53.

Airlines and pilots. Aviation, New York, May 1932, v. 31, no. 5, p. 211-13.

Selecting and training transport pilots, by H- Lewis and G. I. Meyers. Aviation, New York, Nov. 1931, v. 30, no. 11, p. 648-49. illus.

Airline attendant's job, by C. B. Allen. Aviation, New York, Apr. 1931, v. 30, no. 4, p. 244-45. illus.

Procedure and personnel of Pan American airways system, by Donald Duke. Aero digest, New York, Feb. 1931, v. 18, no. 2, p. 34-37. illus.

Qualification of employment on airlines, by W. H. Mackie. Aero digest, New York, Sep. 1930, v. 17', no. 3, p. 72.

Pirating of trained personnel. Aviation, New York, Dec. 14, 1929, v. 27, no. 24, p. 1168-70. The Commercial air pilots1 association of Canada. Aerial âge, New York, Apr. 18, 1921, v. 13, no. 6, p. 136.

Commercial air pilots organize. Aviation, New York, June 9, 1924, v. 16, no. 23, p. 621.

Pilots strike inEngland. Aéroplane, London, Apr. 9, 1924, p. 298.

Le Personnel du service de la navigation aérienne. L'Aérophile. Paris, May 1-15, 1920, v. 28, no. 9-10, p. 146-48.

RATES

Der Neue tarif der T.W-A. Korrespondenz für das gebiet der Luftfahrt, Berlin, Nov. 19, 1936, v. 5, no. 92, p. 2.

R^duct.l or des tarifs de dix pour cent sur les lignes françaises aériennes. Les Ailes, Paris, Nov. 14, 1935, p. 6.

Average passenger fares. Air commerce bulletin, Washington, May 2, 1932, v. 3, no. 21, p. 529.

Air transport rate making, by Myron W. Watkins. Air law review. New York, Apr. 1932, v. 3,"no. 2, p. 127-34.

Fifty-five miles over New York for five dollars. Airports and airlines, Nov, 1931, v. 7, no. 5, p. 16-17.

Winder air fares. Aeroplane, London, Oct. 28, 1931, v. 41, no. 18, p. 1034.

Reduced-rate aircraft merchandising, by Ed. L. Erickson and Walter B. Hawkins. Aviation, New York, Sep. 1931, v. 30, no. 9, p. 532-34.

West coast air lines cut rates to railroad and Pullman level. Business week, July 29, 1931, p. 16.

Air line rates. When will standard fare be adopted? Airway age, New York, Mar- 1931, v. 12, no. 3, p. 230.

Lower fares and volume mean profits, by W. J. Austin. Aircraft age, Kansas City, Mo., Jan. 1931, v. 2, no. 3, p. 12.

Reduced fares multiply flights at Winston-Salem airport, by R. C. Carmichael. Southern aviation, Atlanta, Ga., Dec. 1930, v. no - 4, p. 11, 16. illus. The Air taxi. Shilling a mile travel with speed and comfort. Flight, London, Aug. 8, 1930, v. 22, no. 32, p. 902-03.

Airline fares and passenger traffic, by Eve DeVantery. Aviation, New York, Aug. 1930, v. 29, no. 2, p. 60-62. maps.

Rate Increases announced by lines. Aviation, June 21, 1930, v. 28, no. 25, p. 1236, 1238.

Reduction des tarifs de transport sur les lignes de la . La Conquête de l'air, Bruxelles, May 1, 1930, 3 p.

Happy traffic evangel or rail plus Pullman, by G. Sawallesh. U.S. Air services, Washington, Mar. 1930, v, 15, no. 3, p. 40-42.

Air tour costs. Aeronautics, Chicago, Feb. 1930, v. 6, no. 2, p. 39.

As cheap as rail. Western flying, Los Angeles, Calif., Feb. 1930, v. 7, no. 2, p.49, 152, 154-

Many passenger lines cut rates. Airway age, New York, Feb. 1930, v. 11, p. 190-91.

Airline rates and routes. v, 1-2; Oct. 1929-July 1930. East Stroudsburg, Pa., Air transp or uû tion, incorporated, 1929-30. 2 v. illus.

Air fare to meet rail-Pullman rate. Commercial and financial chronical, New York, Dec. 28, 1929, v. 129, p. 4080-81.

European fare charts. Chicago, 111., European fare charts, 1929. 23 p. diagrs.

Will the public pay? by Roy E- Russell, Aero digest, New York, Apr. 1926, v. 8, no. 4, p. 138-39, 234,

Le Régime français des primes aux transports aériens et le nouveau cahier des charges. Le Génie civil, Paris, May 3, 1924, v. 84, p- 343.

London-Paris air fares. Flight, London, Aug. 30, 1923, v. 15, no. 35, p. 521.

Les Tarifs et le prix de revient des transports aériens, par J. Renard. Aéronautique, Paris, Aug. 1922, v. 4, no. 39, p. 87-90. illus.

Rates on the Berlin-Brunswick-Dortmund service. Flight, London, Mar. 31, 1921, v. 13, no. 13, p. 233-

London-Paris fares. Aeronautics, London, Aug. 19, 1920, v. 19, no. 357, p. 145. On air transport from the passenger's point of view, by C. G. Grey. Aeroplane, London, Sep. 22, 29, 1937, p. 353¬ 335- 86.

La Sûreté pour les lignes transatlantiques aériennes, par M. Lenoir. Les Ailes, May 13, 1937, p. 8.

V/hen a pilot knows that he is where he thinks he is, we are going to have very few accidents, by R. W. Schroeder. U.S. Air services, Washington, May 1937, p. 15-16.

Cooperation for safety. Aviation, Mar. 1937, p. 46, 49.

Consolidated interline safety agreement and airway traffic control procedures. Air commerce bulletin, Washington, Feb. 1937, v. 8, p. 141-48, 176-80.

Safety, speed and comfort aloft. Literary digest, New York, Dec. 19, 1936, v. 122, p. 36-37. illus.

Lightning hazards in aircraft operation; possible hazard to occupants of plane, by J. C. Franklin. Air commerce bulletin, Washington, Dec. 15, 1936, v. 7, no. 6, p. 138-40. (Also Safety engineering, New York, Feb. 1936, v. 71, no. 2, p. 75-77)

Taking the guess work out of flying, trip dispatching, by T. Lee, Jr. Scientific american, New York, Nov. 1936, v. 155, p. 268-70.

Traffic cops for american airways are. making flying safer. Literary digest, New York, July 18, 1936, v. 122, p. 30.

New safety records announced by Bureau of air commerce. Western flying, Los Angeles, Nov. 1955, v- 15, no. 11, p. 26-27.

On air transport, by C. G. Grey. Aeroplane, London, May 1, 1935. v. 48, no. 1249, p. 500-03.

Safety on tropical airways. National safety news, Chicago, Oct. ]933, v. 28, no. 4, p. 27-29, 69-71.

Air safety is increased. Aero digest, New York, Apr. 1933, v. 22, no. 4, p. 24.

Overcoming obstacles to safe flying, by A. A. Priester. National safety news, Chicago, Mar. 1933, v. 27, p. 13-14. illus. ^

Le 311 an de sécurité de transports aériens publics. Le gain de temps et sa contre-partie, par Vilem J. Friedreich. L'Aéronautique, Paris, Jan. 1933, v. 15, no. 164, p. 13-14 illus. Trend in airline safety, by Jerome Lederer. Air transportation, New York, Dec. 1932, v. 8, no. 6, p. 14-16. tables.

"Safety first" in the air. United air lines designated the most experienced in air transportation, by R. F. Adams. Western flying, Los Angeles, Aug. 1932, v, 12, no. 2, p. 19.

Safety of air transportation from operator's viewpoint, by C. E. Johnson. A.S.M.E. advance paper for meeting, June 9-10, 1932. 9 p.

Safety, dependability, speed, by R, W. Robbins. National aeronautic magazine, Mar. 1952, v. 10, no. 3, p. 6-8.

Making airways safe, by L. D. Seymor. National safety news, Chicago, Jan, 1932, v. 25, no. 1, p. 18-19, 66-58.

Making airplanes safe, by J. Wilson. Western flying, Los Angeles Nov. 1931, v. 10, no. 5, p. 24-25.

La Sécurité et le prix de revient dans l'aviation commerciale, par M. G. Gilles. La Technique aéronautique, Paris, May, June 1931. 24 p.

Safe transportation; excellent record of transport lines. Airway age, New York, Mar. 1931, v. 12, no. 3, p. 230.

Only two passengers killed in scheduled flying in last six months of 1930. Air commerce bulletin, Washington, Feb. 2, 1931, v. 2, no. 15, p. 395-96.

Making winter flying safe, by H. Crary. Aeronautical world journal of commerce, Los Angeles, Dec. 1930, p. 22-24.

Fly 457,800 miles per fatal accident, airlines show great safety rise. Air transportation, New York, Nov. 15, 1930, v. 14, no. 10, p. 1.

Glimpses of some of the men who direct safeway activities. Southern aviation, Atlanta, Ga., Oct. 15, 1930, v. 2, no. 2, p. 26-30.

Safeguarding the safeway planes, by S. J. Kline. Southern aviation, Atlanta, Ga., Oct. 15, 1930, v. 2, no. 2, p. 18-24.

La Sécurité aérienne. Sécurité pour le personnel. Sécurité du planeur. Sécurité du groupe moto-propulseur. Sécurité de la route aérienne. La Technique aéronautique, Paris, June 1930, 7 p.

Air transportation with safety. A brief history of a million miles of flying on Stout air lines, by Bert Stoll. Aero digest, New York, May 1930, v. 16, no. 5, p. 55-56. illus. Operation of the french air ministry's safety section. Air commerce bulletin, Washington, Mar. 15, 1930, v. 1, no. 18, p. 3-7. tables.

Methods of keeping planes in trim to insure passenger's safety, by W. E. Tait. Aeronautical world, Glenville, Ohio, Mar. 1930, p. 43-44.

Increased safety and reliability in passenger transportation. Air commerce bulletin, Washington, Feb. 15, 1930, v. 1, no. 16, p. 2-3.

Insurance safety on airlines; behind the pilot is a far- reaching organization, by L. D. Seymour. Scientific american, New York, Dec. 1929, v. 141, p. 504-07. illus.

Is air travel safe? by D. E. Keyhoe. Saturday evening post, Philadelphia, Oct. 5, 1929, v. 202, p. 10-11. illus.

La Sécurité aérienne - La lutte contre l'incendie a bord d°s avions. L'Avion, Aug. 1929, 5 p. illus.

Die Sicherheit im luftverkehr, auf grund der betriebsergebnisse der Deutschen Lufthansa 1926-1928, von Erhard Milch. Berlin, Gedruckt bei E. S. Mittler und sohn, 1929. 78 p. diagrs.

Commercial aviation. Record of safety attained on regular air transport routes, by K. G. Fenlon. Modern transport, London, Dec. 15, 1928, v. 20, no. 509, p. 24.

Air-rail transportation. Growth of aviation in past year; safety and dependability attained by air-transport companies by B- H. Noyes. U.S. Air services, Washington, Nov. 1928, v. 13, no. 11, p. 23-26. illus.

Experts stress present safety of air transportation at Philadelphia, by K. W- Stillman- Automotive industries, Philadelphia, Nov. 5, 1927, v. 57, p. 691-92,

Safety in air transport operations, by Charles Townsend Ludington. Aero digest, New York, Nov. 1927, v. 11, no. 5, p. 516, 622.

Safety the first essential for progress in air transport, by Harry F. Guggenheim. National safety news, Chicago, Nov. 1927, v. 16, no. 5, p. 11-12.

What must be done to make commercial flying/ safe, by H- F. Guggenheim. Forbes, New York, July 15, 1927, v. 20, p. 9-11. illus.

Safety in air transport, by J. Trippe. Mechanical engineering, New York, Jan. 1927, v. 49, p. 80. Le Trafic aérien et la sécurité, par M. Volmerange. Paris, Association technique maritime et aéronautique, 1926.

Making flying safe and desirable, by Porter Adams. Aero• nautical digest, New York, Feb. 1923, v. 2, no. 2, p. 93-99. illus.

Commercial aviation success depends upon safety, by J. E. Schipper. Automotive industries, New York, Jan. 18, 1923, v. 48, p. 125-27.

Wettbewerb zur förderung der Sicherheit des luftverkehrs und landung im nebel. Z.F.M., München, Aug. 31, 1922, v. 13, no. 16, p. 230-31.

Civil aviation and safety. The cross-channel fetish. Flight, London, June 13, 1922, v. 14, no. 24, p. 340-42.

Safety of air travel, Aviation, New York, June 19, 1922, v. 12, p. 726.

SCHEDULES

Airway timetables. Airways and airports, London, Sep. 1934, v. 11, no. 6, p. 239. map, tables.

Schedule making, by Otto E. Krichner. Aviation, New York, Nov. 1933, v. 32, no. 11, p. 346-43. diagrs.

Air line schedules. Canadian aviation, Toronto, July 1930, v. 3, no. 7; Mar. 1931, v. 4, no. 3. tables.

Coordination of schedules, by Halsey Dunwoody. Air transporta tion, New York, Mar. 15, 1930, v. 11, no. 5, p. 29.

Airline rates and routes, v. 1-2; Oct. 1929-July 1930. East Stroudsburg, Pa., Air transportation, incorporated, 1929-30. 2 v. illus.

The Official aviation guide of the airways, v.l- Feb. 1929- Chlcago, Official aviation guide company, incorporated, 1929- illus., maps.

Air transport; schedules for spring and summer, 1929. New York, Lincoln financial service, Incorporated, 1929. 6 p map, table.

L'Indicateur aérien...aerial time-table. Paris, International air traffic association, 1929. Luftkursbuch für Deutschland und die wichtigsten flugstrecken ins ausländ. Hamburg, Hamburg Amerika linie, 1927.

Oesterreichisches luftkursbuch. Wien, 1927-

The International aerial time-table. London, 1926.

Reichsluftkursbuch, no. 1, June, 1925- Berlin, Reichsverkehrs• ministerium, 1925- maps.

A German aerial time table. Flight, London, Aug. 4, 1921, v. 13, no. 31, p. 520.

An Air time table. Aeronautics, London, May 19, 1921, v. 20, no. 396, p. 363.

SUBSIDIES

The Root of ail subsidies. Aeroplane, London, Oct. 14, 1936, v. 51, no. 1325, p. 483.

Subsidy to capital? Subsidies for civil air transport. Econom May 23, 1936, v. 123, p. 419.

Subventionierung des luftverkehrs, von Walter Nievergelt. Zurich, Gebruder Lehmann und co., 1936.

Air transportation, its growth under government subsidy and its future, by J. T. McClintock, Jr. Annalist, Mar. 9, 193 v. 43, p. 403-04.

European air transport lines exist on subsidies, by G. V. Brown Popular aviation, New York, Mar. 1934, v. 14, no. 3, p. 144-46, 194. diagr., illus.

Can air transport be profitable without subsidy? by H. Mingor. Magazine of Wall street, Feb. 17, 1934, v. 53, p. 440-41. illus.

It pays to subsidize. Literary digest, New York, Oct. 14, 1933, v. 116, p. 32.

Civil aviation subsidies. Aeroplane, London, July 5, 1933, v. 45, no. 1, p. 96.

Congress proposes to pay air lines for what they carry. Business week, Apr. 5, 1933, p. 18.

New deal in the air too. Congress to kill all air mail appropriations. Business week, Feb. 15, 1933, p. 12. Aviation in the federal budget. Aviation, New York, Jan. 1933, v. 33, no. 1, p. 15-16.

Withdraw the air line subsidies. Railway age, New York, Dec. 3, 1932, v. 93, p. 854.

Subsidizing the short feeder line, by Gordon K. Berry. Aviation New York, June 1932, v. 31, no. 6, p. 253.

Le Concurrence commerciale entre les compagnies subventionnées et les compagnies non subventionnées, par A. Maschine Droit aérien, Oct.-Dec. 1931. 10 p.

Imperial airways subsidies. Aeroplane, Oct. 14, 1931, v. 41, no. 16, p. 941. tables.

Subsidizing civil aviation in Europe and America, by J. P. Van Zandt. U.S. Air services, Philadelphia, Feb. 1931, v. 16, no. 2, p. 15-18.

Germany's subsidy of aviation. U.S. Aviation magazine, Apr. 5, 1930, p. 8.

Withdrawal of Larkin company's subsidies. Aircraft, Melbourne, Feb, 28, 1930, v. 8, no. 6, p. 221-23.

Pub l'aviazione mercantile renders! indipendente dalle sovven¬ zioni statali e divenire una vera azienda industriale? di Lello Tarantini. Rivista aeronautica, Roma, Sep. 1929, v. 5, no. 9, p. 540-47.

Staatliche Unterstützung der englischen zivilen luftfahrt. Zeitschrift des V. D. I., Berlin, Aug. 11, 192ö, v. 72, no. 32,. p. 1111.

Air pioneering; government's contribution to the future of commercial aviation. Magazine of business, Chicago, Aug. 1928, v. 54, p. 137-39. illus.

Do our air lines need subsidies? Aircraft, Melbourne, Nov. 1926, v, 5, no. 10, p. 433-34.

Evolution of British airway subsidies. Aviation, New York, Mar. 17, 1924, v. 16, p, 284.

Civil air transport subsidies report. Flight, London, Mar. 1, 1923, v. 15, no. 9, p. 120-21.

Belgian plan of subsidies for air transport-companies. Aerial age, New York, Apr. 17, 1922, v. 15, p. 129-30.

German subsidy scheme. Aeronautics, London, June 23, 1921, n.s. v. 20, no. 401, p. 456. Subsidy and prospects. The Outlook, London, Jan. 29, 1921, v. 4" no. 1200, p. 114.

Civil aviation subsidies. Recommendation of the advisory committee. Aeronautics, London, July 1, 1920, v. 19, no. 350, p. 6-7.

TRANSOCEANIC

To London overnight, by S. Denlinger. Travel, Oct. 1937, v. 69, p. 12-16. illus., map.

Five hours to Bermuda. Saturday evening post, Philadelphia, Pa., Aug. 7, 1937, v. 210, p. 18-19. illus.

Transatlantic air services. Engineer, London, July 16, 1937, p. 75.

Transatlantic experiment, by H. A. Taylor. Flight, London, July 8, 1937, p. 45-46. illus.

The First commercial crossing. Aeroplane, London, July 7, 193^, p. 4.

Bermuda flight and things to come. Literary digest, New York, Jun^ 19, 1937, v. 123, p. 29.

Sky cruise; transatlantic dirigible ride, by W. B. Courtney. Collier's, May 8, 1937, v. 99, p. 12-13. illus.

Landplanes to span North Atlantic? Aircraft, Melbourne, May 1, 1937, v. 15, no. 8, p. 21.

Ocean air transportation, by L. C. McCarthy, Jr. S.A.E. journal, May 1937, p. 13-17. illus., table.

Vier landen strijden om het atlantische luchtverkeer. Het Vliegwereld, Amsterdam, Apr. 22, 1937, v. 3, no. 12, p. 179.

Der Überseeverkehr mit Zeppelinluftschiffen, von Ernst A. Lehmann. Aero revue, Zurich, Apr. 1937, v. 12, no. 4, p. 79-80. illus. (Also Het Vliegveld, Amsterdam, Mar. 1937 v. 21, no. 3, p. 72-75)

Bezwingung des Nordatlantischen Ozeans, von F. Buddenbrock. Luftwissen, Berlin, Mar. 1957, p. 65-72. illus.

Luftschiffe und flugseuge für den überseedienst. Luftwissen, Berlin, Mar. 1937, p. 65-72. illus. Oceaanverkeer met Zeppelins, von Ernst A. Lehmann. Het Vliegveld, Amsterdam, Mar. 1937, v. SI, no. 3, p. 73-75. illus.

The Set-up for trans-Pacific operation. S.A.E. journal, New York, Mar. 1937, p. 98.

Ocean air transportation, by L. C. McCarthy, Jr. S.A.E. journal, New York, Feb. 1937, v. 40, no. 3, p. 32-33.

Trans-Atlantic flight, by L. C. Milburn. S.A.E. journal, New York, Feb. 1937, v. 40, no. 2, p. 61.

You fly the Atlantic, by W- B. Courtney. Collier's, Jan. 9, 1937, v. 99, p. 7-9. diagr., illus.

Ocean air transport business advisory council. The Traffic world, Dec. 5, 1936, v. 58, p. 1108.

Establishment of north Atlantic service; U.S., Canada, Ireland. Aeroplane, London, Nov. 18, 1936, v. 51, no.1330, p. 669.

Hanseaten erobern den nordatlantik. Flugsport, Berlin, Nov. 11, 1936, v. 28, no. 23, p. 575-79. diagrs. , illus.

The Germany - north Atlantic airline, by R. Jalin. Aviation, New York, Nov. 1936, v. 35, no. 11, p. 15-17, 49. illus.

Tomorrow's clippers; some problems of transoceanic flying equipment, by I. I. Sikorsky. Aviation, Oct. 1936, v. 35, p. 15-17. illus.

Transatlantic preparations in Ireland. Aeroplane, London, Sep. 30, 1936, v. 51, no. 1333, p. 426.

Ocean transport ready. Business week, Sep. 36, 1936, p. 36. illus.

German flying boats cross Atlantic. Automotive industries, Philadelphia, Sep. 19, 1936, v. 75, p. 34-37.

Three hops to Europe, by M. Codys. Country life, Sep. 1936, v. 70, p. 36-27. illus.

Trans-Atlantic tripartition. Aeroplane, London, Aug. 5, 1936, v. 50, no. 1315, p. 187.

Flying the north Atlantic, by W. Clemmens. Review of reviews, Aug. 1936, v. 94, p. 63.

Ships to aid trans-atlantic flight; flying boat base. Marine engineer, London, Aug. 1936, v. 41, p. 456-58. illus. British-american agreement paves way for atlantic clippers. Literary digest, New York, July 25, 1936, v. 122, p. 24. illus.

Problems of the transoceanic airplane, by I. I. Sikorsky. Journal of the aeronautical sciences, New York, July 1936, v. 3, no. 9, p. 318-21. illus., tables.

Les Liaisons aériennes dans le Pacifique, par E. Pépin. Revue aéronautique internationale, Paris, June 1936, 8 p. charts.

Ever-nearing round-world airways. Literary digest, New York, May 16, 1936, v. 121, p. 3-4. map.

Liaisons transatlantiques. Avion ou dirigeable, par A. Boitar. Revue du ministère de l'air, May 15, 1936, 23 p. illus.

Ozean luftverkehr. Lie Dornier post, Friedrichshafen, Germany, Apr.-May 1936, no. 4, p. 78-83.

Experimental trans-atlantic flights. Aircraft, Melbourne, Apr. 1, 1936, v. 14, no. 7, p. 19, 38. illus.

And now the Atlantic; probability of transatlantic operations in 1936, by R. M. Cleveland. Scientific american, New

Y0rk, Apr. 1936, v. 154, p. 173-75. illus.

Bases d'un programme d'avion transatlantique: hydravion de haute mer, hydravion décollant en mer calme, hydravion catapultable, par A. Verdurant. L'Aéronautique, Paris, Apr. 1936, v. 18, no. 203, p. 72-77. illus.

To America via the Arctic; London to New York in 36 hours, by J. Grierson. Flight, London, Mar. 19, 1936, v. 29, no. 1421, p. a-c.

Zwei jähre regelmässiger luftpostverkehr nach Südamerika. Fördertechnik und frachtverkehr, Halle, Germany, Mar. 6, 1936, v. 29, no. 5-6, p. 49-50.

American clippers across the Pacific, by Don Glassman. Aircraft, Melbourne, Mar. 2, 1936, v. 14, no. 6, p. 20, 21, 38. illus.

Flying the south Atlantic. U.S. Air services, Washington, Mar. 1936, p. 32.

La Navigation aérienne commerciale sur l'atlantique nord, par M. Bellonte. L'Aérophile, Paris, Mar. 1936, v. 44, no. 3, p. 51-59. La Situation actuelle du trafic aérien transatlantique entre l'Europe et l'Amérique, par J. Kroell. Revue aéronautique internationale, Paris, Mar. 1936, 7 p.

Transportation transatlantique aérienne, par M. J. Kroell. Revue aéronautique internationale, Mar, 1936, no. 19, p. £8-34. illus., tables.

Germany will establish a fortnightly trans-atlantic airship service. Business week, Feb, £9, 1936, p. 37.

The German south Atlantic service, by M. Sharp. Aeroplane, London, Feb. 12, 19, 26, 1936, v. 50, no. 1290-92, p. 207-10, 235-33, 267-69. illus.

Les Ailes sur le Pacifique. L'Infrastructure et le matériel, par Pouyer. Revue du Ministère de l'air, Feb. 15, 1936, 10 p. charts, illus.

L'Exploitation aérienne de l'Atlantique nord. Etude de l'organisation, des dépenses et des recettes possibles, par H. Bardel. L'Air, Paris, Feb. 1, 1936, 5 p. tables.

La Liaison entre les navires et les aéronefs pour la sécurité des services aériens transatlantiques, par R. Helbronner. L'Aéronautique, Paris, Feb. 1936, v. 18, no. 201, p. 33-37. charts.

The New south Atlantic service; Paris - South America. Aeroplane, London, Jan. 8, 1936, v. 50, no. 1285, p. 49.

British, Irish and Canadians meet american officials on transatlantic reciprocity. Aviation, New York, Jan. 1936, v. 35, p. 45-46.

Skyway to Asia, by William Stephen Grooch. New York, Longman's, 1936. £05 p. plates.

Transpacific; China clipper. Time, Dec. 2, 1935, v. £6, p. 46-48. illus.

Americas and the Orient linked by air. Aero digest, Dec. 1935, v. £7, no. 6, p. 24-27, 72. illus., map.

Building the Pacific skyway, by R. J. Pritchard. Western flying, Los Angeles, Dec. 1935, v. 15, no. 12, p. 8-10, 16. illus.

200-Ton trans-oceanic flying boats are coming, by I. I. Sikorsky. National aeronautic magazine, Washington, Dec. 1935, v. 13, no. 11, p. 13. illus.

French ambition. - for commercial development of the southern transatlantic route. Aeroplane, London, Nov. 30, 1935, v. 49, no. 1275, p. 539. Clippers invade the Orient, by R. J. Pritchard. Western flying Los Angeles, Nov. 1955, v. 15, no. 11, p. 8-10. illus., map.

Pacific rehearsal. Pan American gets Martin clipper, a Manila base and its mail contract. Aviation, New York, May, Nov. 1935, v. 34, no. 5, 11, p. 195, 45-46.

La Traversée commerciale de l'Atlantique nord. Projet Glenn L. Martin d'un hydravion de 50 tonnes. Interavia, Geneva, Oct. 31, 1935, 4 p.

Les Liaisons commerciales sur l'Atlantique. Revue de l'armée de l'air, Paris, July 15, Aug. 15, Oct. 15, 1935. 69 p. illus.

Airships will solve the Atlantic problem, by J. A. Sinclair. Aero and airways, Oct. 1935, p. 346-48.

Histoire de la ligne France-Amérique du sud, par E. Blanc. Revue scientifique, Aug. 10, 1935, 10 p; Oct. 24, 1935. 15 p.

Flying non-stop New York to London over-night service in fifty-ton Martin clippers. National aeronautic magazine, Washington, Oct. 1935, v. 13, no. 9, p. 10-11.

Aerial highway to Asia, by J. Lincke, Travel, Sep. 1935, v. 65, p. 4-9. illus., map.

Air transport in Europe. U.S. Air services, Washington, Sep. 1935, v. 20, no. 9, p. 30.

The Middle span. Aeroplane, London, Aug. 28, 1935, v. 49, no. 1266, p. 274.

Flugverkehr uber den sudatlantischen ozean, von Dierbach. Flugsport, Berlin, Aug. 7, 1935, 2 p.

Flying north to Europe, by Bert Hassell. U.S. Air services, Washington, Aug. 1935, v. 20, no. 8, p. 14-15. table.

By air to China, by R. Gould. Christian science monitor, July 31, 1935, p. 1-2. illus., map.

Future trans-oceanic traffic, by H. B. Miller. Popular aviation, Chicago, July 1935, v. 17, no. 1, p. 13-14. illus.

Trans-Atlantic air transport, by J. H. Parkin. Engineering journal, June 1935, v. 18, no. 6, p. 305-13-

Germany leads in this respect; plans airship service to U.S. U.S. Air services, Washington, May 1935, v. 20, no. 5, p. 36. Blazing the airway to Asia, by F. M. S. Hiller. Western flying, Los Angeles, Apr. 1935, v. 15, no. 4, p. 10-12, 20. illus.

Transpacific. Southwestern aviation, Apr. 1935, p. 11.

Across the Pacific by air. Business week, Mar. 16, 1935, p. 23.

Les Ailes sur la mer, by Louis Bleriot. L'Aérophile, Paris, Mar. 1935, v. 43, no. 3, p. 65, 67-73. illus.

Flying the mail across the South Atlantic, by A. Kersten. Aircraft, Melbourne, Mar. 1935, p. 20-21.

By air to the Canary islands, by C- E. Baldwin. Airways and airports, London, Feb. 1935, v. 11, no. 11, p. 412-13. illus.

Les Services transatlantiques par dirigeable en 1935: l'entrée en service du "L.Z." L'Aéronautique, Paris, Jan. 1935, v. 17, no. 188, p. 18-19. ilLus.

Sikorsky sees dawn to dusk trans-atlantic flights by airliners. Popular mechanics, Jan. 1935, v. 63, p. 44-46. illus.

Der Uberseeische luftverkehr. Luftwissen, Berlin, Jan. 1935, 3 p.

World's largest flying boat ready for trans-pacific operations. U.S. Air services, Washington, Jan. 1935, v. 20, no. 1, p. 29-32- illus.

Brief survey of present day atlantic air routes. Flight, London Dec. 20, 1934, v. 26, no. 1356, p. 1349-51. illus., map.

Trans-pacific aspirations. Aeroplane, London, Dec. 19, 1934, v. 47, no. 1230, p. 752.

Europe - on the nose, by W. B. Courtney. Collier's, Springfield Ohio., Dec. 1, 1934, v. 94, p. 10-11.

The Operation of trans-ocean services, by F. W. Haig. Aircraft, Melbourne, Dec. 1, 1934, v. 13, no. 3, p. 9, 10, 52. illus

Plans for the trans-Pacific, by J. B. Daniell. Western flying, Los Angeles, Nov. 1934, v. 14, no. 11, p. 23-24.

Flying down to Rio, by P. T. Etherton. Aeroplane, London, Sep. 12, 19, 1934, v. 47, no. 1215-17, p. 309-10, 336-38. illus.

Flying around the north Atlantic, by Charles A. Lindbergh. National geographic magazine, Washington, Sep. 1934, v. 259 p. 259-37. illus., maps. t

Developments in the Pacific. Aeroplane, London, Aug. 15, 1934, v. 47, no. 6, p. 203. map.

Pan-american progress toward a trans-atlantic service. Aviation, New York, Aug. 1934, v. 33, p. 242-43. illus.

Vancouver to London in 3 days, by T. Wayling. Canadian magazine, Toronto, June 1934, v. 81, p. 13, illus.

Abolishing the Atlantic, by H. Britten. Airways and airports, London, May 1934, v. 11, no. 2, p. 55-56. illus.

New pathways of the air, by T. Macauley. Current history, New York, May 1934, v. 40, p. 176-80.

Northeast passage, by air, by B, M. McConnell. Harper's, New York, May 1934, v. 168, p. 722-29.

Flying boats for transoceanic service, by W. W. Webster and W. D. Clark. Journal of the aeronautical sciences, Apr. 1934, v. 1, no. 2, p. 55-66. charts, tables.

Will we hop the ocean on floating islands? Popular science, New York, Apr. 1934, p. 124-26.

Wings over the ocean. Popular mechanics, Chicago, Mar. 1934, v. 6 p. 394-97. illus., maps.

Scheduled atlantic flying how? When? by R. M. Cleveland. Scientific american, New York, Feb. 1934, v. 150, p. 82-83. illus.

France and Germany in sea service race. News week, New York, Jan. 13, 1934, v. 13, p. 31.

Luftverkehr über dem ozeanj mit beitragen H. Orlovius, H. von Schiller (u.a.)... und einem geleitwort von staatssekrei: Erhard Milch. Berlin, E. S. Mittler & söhn, 1934. 142 p. diagrs., illus.

Yankee clippers for the airways, by L. D. Webb. U.S. Air services, Washington, Dec. 1933, p. 23-28.

Nations vie in plans for ocean airlines. News week, New York, Nov. 4, 1933, v. 2, p. 27-28.

Graf Zeppelin to fly passengers from United States. Aero digest, New York, Oct. 1933, v. 22, no. 10, p. 26.

North atlantic airways, by C. St. John Sprigg. Airways and airports, London, Oct. 1933, v. 10, no. 7, p. 194-96.

Possible airlines across the Atlantic, by Alexander Klemin. Scientific american, New York, Oct, 1933, v. 149, p. 174. map, diagrs. Over Greenland's ice cap. Pan american airways. Aviation, Sep- 1953, v. 32, no. 9, p, 297.

Transatlantic air transport, by V. E. Chenea. Aircraft age, Kansas City, Mo., Aug. 1933, p. 7.

North atlantic air route. Aeroplane, London, July 12, 1933, v. 45, no. 2, p. 84.

Trans-atlantic air lanes analysis of three air routes to Europe, by R. 0. William. Aviation, New York, July 1933, v. 32, no. 7, p. 208-10.

Transoceanic airship service, by W. Lambrecht. Scientific american, New York, July 1933, v. 149, p. 20-22. illus.

Air lines over the pole, by V. Stefanson. Scientific american, New York, May 1933, v. 148, p. 288-89.

Mothers hip for south atlantic flyers. Aviation, New York, May 1933, p. 161.

lerman south american airline planned by Lufthansa. Aircraft engineering, London, Apr. 1933, 1 p. charts, illus., plans.

Two transatlantic air services. Air and airways, London, Apr. 1933, p. 7-8.

First transatlantic air line links two continents, by R. Leonhardt. Popular science, New York, Feb. 1933, v. 122, p. 13-15. illus., maps.

Transoceanic dirigible service, its past and future, by Wolfgang Lambrecht. Western flying, Los Angeles, Dec. 1932, v. 12, no. 12, p. 8-10; Jan.-Feb. 1933, v. 13, no. 1-2, p. 13-15, 16-17.

Logical development of airships for fast ocean transportation, by K. Arnstein. Metal progress, Cleveland, Ohio, Dec. 1932, v. 22, p. 38-42. illus.

Congress encourages transoceanic airship program. U.S. Air services, Washington, July, Oct. 1932, v. 17, no. 7, 10, p. 19, 34.

Is a transatlantic airship service financially possible? by Alexander Klemin. Scientific american, New York, Sep. 1932, v. 147, p. 172-73. illus.

Pan american surveys route to Europe. Western flying, Los Angeles, Aug. 1932, v. 12, no. 2, p. 35. map. Shortest route to Europe; new service for St. Lawrence route. Canadian aviation, Toronto, Aug. 1932, v. 5, no. 8, p. 10-12. illus.

Advantages comparés des avions et des hydravions pour les traversées commerciales transatlantiques. Les Ailes, Paris, Apr. 21, 1932, 1 p. illus., photos.

Mit Graf Zeppelin und Kondor-flugzeugen Europa - Brasilien! von Albert Sonntag. Bonn am Rhein, Selbstverlag, druck und herstellung: KÖllen-verlage, 1932. 75 p. illus., plates, maps.

Trans-ocean airship services and government support, by C. L. Lawrance. Aviation engineering, East Stroudsburg, Pa., Dec. 1931, v. 30, no. 12, p. 15-19.

Transoceanic airship service, by J. C. Hunsaker. S.A.E. journal, New York, Sep. 1931, p. 198-99.

Deutsche transozeanplane, von Heinz Orlovius. Luftschau, Berlin, June 10, 1931, v. 4, no. 11, p. 36.

Crossing the north Atlantic, by Harry P. Connor. Airway age, New York, June 1931, v. 12, no. 6, p. 560-64, 602. illus.

Present status of trans-atlantic service, by J. S. McDonnell, Jr. Airway age, New York, May 2, 1931, v. 12, no. 5, p. 460-61.

Trans-atlantic service, by J. S. McDonnell, Jr. Airway age. New York, Feb.-Apr. 1931, v. 12, no. 2-4, p. 134-37, 242-44, 348-51, 338. illus., map.

Economics of seadrome system ocean airways, by E. R. Armstrong. S.A.E. journal, New York, Feb., May 1931, v. 28, p. 151-66 535-40. diagrs., illus., maps.

Wings across the Atlantic, by W. I. Glover. Popular mechanics, Chicago, Feb. 1951, p. 186-91.

Het trans-atlantisch luchtverkeer, van Eduard Armstrong. Het Vliegveld, Amsterdam, Jan. 1931, v. 14, no. 1, p. 24-2 illus.

Canada and United States may combine for trans-oceanic airline westward. Air transportation, New York, Dec. 20, 1930, v. 15, no. 1, p. 1, 7.

Future of trans-atlantic aviation, by D. Coste- Aero digest, New York, Nov. 1930, v. 17, no. 5, p. 43.

Stepping stones to Europe, by E. Hanson. World's work, Nov. 1930, p. 35-38. Das 1000 jährige Island im kommenden welt-luftverkehr, von D. Ernst. Mitteilungen der Islandfreude, Wien, July, Oct. 1930, v. 18, no. 1-2, p. 12-18.

Arctic air route being surveyed from England to Canada, by W. M. Gladish. Canadian aviation, Toronto, Sep. 1930, v. 3, no. 9, p. 24, 56. tables.

Atlantic transport by air, by J. L. Nayler. Discovery, London, Sep. 1930, v. 11, no. 129, p. 301-05.

Future atlantic airship services, by I. Shaw. Canadian aviation, Toronto, Sep. 1930, v. 3, no. 9, p. 19-20. illus.

Cardington-Montreal-New York line to be operated by Great Britain. Air transportation, New York, Aug. 30, 1930, v. 13, no. 5, p. 11.

Bridging the Atlantic. Aeroplane, London, Aug. 27, 1930, v. 39, no. 9, p. 485-88. illus.

An route to Canada. Aeroplane, London, June 11, 1930, v. 38, no. 24, p. 1126. maps.

Super - airships planned for regular trans-atlantic service. Dun's international review, June 1930, v, 55, p. 36-37. illus.

Transoceanic air travel, by J. C. Hunsaker. Aviation, New York, May 17, 1930, v. 28, p. 986-87.

Canadian air route to Europe preferred to U. S. seadrome idea, by G. M. Battey, Jr. Canadian air review, May 1930, v. 3, no. 3, p. 20.

Two days to Europe in a flying hotel, by W. S. Button. American magazine, May 1930, p. 56-57.

Trans-oceanic Zeppelin travel the next step, by E. Reeves. Forbes, New York, Apr. 15, 1930, v. 25, p. 22-24.

Transocean air service. Outlook, Apr. 9, 1930, v. 154, p. 577-78.

Dr. Eckener sees a dream fulfilled, by V. G. Snow. National aeronautic review, Washington, Apr. 1930, p. 12-14.

Plans for an international airships service between Europe and the United States announced, by H. Eckener. Bradstreet's, New York, Mar. 29, 1930, v. 58, p. 214.

Airships to fly Pacific, by J. J. Quinn. Western flying, Los Angeles, Jan. 1930, v. 7, no. 1, p. 102-04. La Navigation aérienne trans-atlantique, par Gabriel Voitoux. Paris, Société d'editions geographiques, maritimes et coloniales, 1930 . 144 p. illas ., maps, tables .

Transoceanic ventures. Air commerce bulletin, Washington, July 15, 1929, v. 1, no. 2, p. 14-19.

The Far north route to Europe. Opportunities for american business in Greenland-Iceland route to Europe discussed; Germans developing service, by E. Hanson. Airway age, New York, Apr. 1929, v. 10, no. 4, p. 431-35. illus.

Which type of aircraft will survive in transoceanic service? Aeroplane, London, Jan. 2, 1929, v. 36, no. 1, p. 16.

Das Wirtschaftliche ozeanflugzeug, von H. G. von Kussner. Z.F.M., München, Nov. 28, 1928, v. 19, no. 22, p. 513-31.

Transozean Luftverkehr, von D. Oefele. Fördertechnik und frächtverkehr, Halle, Germany, Oct. 26, Nov. 9, 1928, v. no. 22-23, p. 363-67, 423-25. illus.

La Linea Europa - América du Sur de la Compañía general aeropostal. Alas, Madrid, Aug. 15, 1928. 4p. photos.

Le Transit commercial sur 1*Ocean par avion, L'Avion, Paris, May 1923, p. 4-8. charts, diagrs.

Condiciones previas del tráfico aereo transoceánico, por Alfredo Gimnich. Icaro, Madrid, Jan.-Feb. 1928, no. 1-2, p. 11-12, 15-23.

Die Zepüelinfahrt; im luftschiff nach Amerika und zurück, von Waither Kleffel. Berlin, Ullstein, 1928. 190 p. illus. plates.

Die Technischen Vorbedingungen des transozean-luftverkehrs, vo Alfried Gvmnich. Die Luftwacht, Berlin, Nov. 1927, no. 1 p. 627-30".

Southern route for trans-atlantic airways, by H. Hallman. Manufacturers record, New York, Aug. 11, 1927, v. 92, p. 87-88. diagrs.

Transoceanic aviation, by W. Davis. Current history, New York Aug. 1927, v. 26, p. 775-76.

Practicability of transoceanic air service, by E. Marshall. Current history, New York, July 1927, v. 26, p. 539-42.

Ocean air-liners; german plans and prospects, by A. Adelt. Li age, Boston, June 15, 1927, v. 332, p. 1104-06. leistungsberechnungen von verkehrsluftschiffen für trans• atlantische luftverkehrslinien, von Erich Steude. Z.F.M., München, Feb. 14, 1927, v. 13, no. 3, p. 69-7S.

Pacific airways; a menace or an asset in relations between United States and Orient, by H- H. Frost and G. Marvin. Asia, Sep. 1936, v. 36, p. 746-53. illus.

Ier Luftverkehr zwischen Europa und Südamerika, von Perlewitz. Berlin, 1935.

Transatlantic airship service, by W. T. Blake. Discovery, London, Sep. 1933, v. 4, no. 45, p. 227-30. illus.

-.irship service to India and Australia. Aviation, New York, June 5, 1922, v. 12, no. 23, p. 667.

."pain to Argentine airship service. Aviation, New York, Dec. 5, 1921, v. 11, p. G56-5B. illus.

-aroplanes and ocean travel - a suggestion. Aeronautics, London, Sep. 22, 1920, v. 19, no. 359, p. 173-74.

"rom Paris to New York in one day. Review of reviews, New York, Aug. 1920, v. 62, p. 217-18.

::ew York - London airship line service is planned, by A. Sinsheimer. Automotive industries, New York, Dec. 4, 1919, v. 41, p. 1099-1103. diagr., plans.

"etails of the british London-New York, airship transport project. Air service journal, New York, Mar. 29, 1919, v. 4, no. 13, p. 8-9.

Das Seeflugwesen und der luftverkehr über see. Nach zwei Vorträgen, gehalten am 14/1/1919 im Aero-club Deutschland und am 24/3/1919 und der handelskammer zu Magdeburg, von Z. S. von Dewitz. Berlin, Gustav Braunbeck, 1919.

Flying across the Atlantic, by G. Morton. Illustrated world, Chicago, Sep. 1918, v. 30, p. 70-72. illus., map.

Navigational safeguard for trans-atlantic flight, by R. G. Skerrett. Scientific american, New York, Aug. 10, 1918, v. 119, p. 101, Illus.

Transatlantic flight coming. Literary digest. New York, Nov. 10, 1917, v. 55, p. 25-26. illus., map.

Transatlantic aeroplane flight, by Claude Grahame-White and Harry Harper. Bellman, Minneapolis, Sep. 15, 1917, v. 23, p. 289-91. Problem of cross-atlantic flying, by L. B. Desbleds. Scientifi: american, New York, Aug- 18, 1917, v. 84, p. 107.

Possibilities and conditions of crossing the Atlantic by air• ship, by L. D'Orcy. Scientific american, New York, Aug. 26, 1916, v. 115, p. 188. illus., map.

Possibilities of the trans-atlantic flight, by A. F. Zahm. Scientific american, New York, June 10, 1916, v. 114, p. 619.

Possibilities of the trans-atlantic flight, by G. Lanzius. Scientific american, New York, May 6, 1916, v. 114, p. 469.

Coming . Literary digest, New York, Dec. 25, 1915, v. 51, p. 1471-72. illus.

Across the Atlantic by air, by C. Moffett. McClure magazine, New York, May 1914, v. 43, p. 86-98. illus.

Air routes to Europe. Literary digest, New York, July 6, 1912, v. 45, p. 12-13. map.

Trans-oceanic aviation. Engineering, London, May 13, 1910, v. 89, p. 618.

Betrachtungen über die möglichkeit lohnender luftschiff¬ verkehrslinien, im bes. ausführbarkeit eines luftschiff¬ verkehrs über den Atlantik, vom aerologischen und seemännischen Standpunkt, von von Müller-Berneck. Berlin, 1909.

La Navigation aérienne... projet d'une ligne transatlantique aérienne, exécutable de suite, par Pierre Dronier. Paris, Chez les principaux libraires et chez l'auteur, 18. 64 p. plates.

GENERAL

Airplane transport. Digest, Aug. 21, 1937, v. 1, p. 31.

The Seven skies a twentieth century dream that has become a working reality, by W. B. Courtney. Collier's, Spring• field, Ohio, Aug. 14, 1937, p. 16-17, 71. illus.

"Fortune" marshalls the facts. U.S. Air services, Washington, May 1937, p. 28, 30. Around the world by air, by H. w. Magee. Popular mechanics, Chicago, Feb.-Mar. 1937, v. 67, p. 169-76, 329-36. diagrs., maps.

Transport facts and figures. Aeroplane, London, July 15, 1936- Dec. 23, 1936, v. 51, p. 103, 213, 249, 277, 336, 399, 427, 486, 575, 726, 773, 812.

Le Trafic mondial aérien au cours de l'année 1934-1935, par Car Hanns Poliog. Revue aéronautique internationale, Paris, Dec. 1936, 13 p.

Beginnings of a great industry. Journal of the National education association, Washington, Nov. 1936, v. 25, p. 251. illus.

Transport facts and figures. Aeroplane, London, July 1, 1936, V. 51, no. 1310, p. 38. illus.

Survey of air transportation, by W. A. Patterson. Automotive industries, New York, June 27, 1936, v. 74, p. 909-10. (Also_ S.A.E. journal, Oct. 1936, v. 39, p. 387)

Seven pages on air transport. Printers' ink, New York, Apr. 9, 1936, v. 175, p. 56.

World air transport; progress. Aviation, New York, Apr. 1936, v. 35, p. 71-72. maps.

All the world's air lines. Aeroplane, London, May 6, 1936, v. 50, no. 1302, p. 570. chart.

The World's airway system, by J. A. Wilson. The Engineering journal, Montreal, Feb. 1936, v. 19, no. 2, p. 55-71. illus., maps, tables.

Assessing "Commercial efficiency," by E. N. B. Bentley. Flight, London, Jan. 9, 1936, v. 29, no. 1411, p. 47-48. illus.

On taking the adventure out of air transport. Aeroplane, London, Dec. 18, 1935, v. 49, no. 1232, p. 743-46.

Luftverkehr, v on E. T. Allen. Luftwissen, Berlin, Dec. 1935, p. 38-45. illus.

Théorie et réalité en Europe et en Amérique, by E. Venturini. Revue aéronautique internationale, Paris, Dec. 1935, v, 5, no. 18, p. 430-34.

New ideas in air transport. Aeroplane, London, Nov. 20, 1935, v. 49, no. 1278, p. 622-23. illus.

L'Economie des transports. L'avion par sa vitesse a une meilleure efficacité que le chemin de fer, l'autocar ou le bateau, par M. Lenoir. Les Ailes, Paris, Nov. 14, 1935, 1 p. Die Fernflugstrecken der welt, von E. Berendt. Zeitschrift des V.D.I., Oct. 26, 1935, v. 79, no. 43, p. 1307-10. illus., map.

Airways advancements - some considerations of policy, by Hudson Tiph: Aircraft, Melbourne, Oct. 1, Nov. 1, 1935, v. 14, no. I, .2, p- 5, 24; 5, 32.

Le Transport aérien et la renaissance des lies. L'Aéronautiau Paris, Oct- 1935, v. 17, no. 197, p. 275-77. illus.

Dov'è 1'avvenlre dei servizi aerei? di C. Rocca. Rivista aeronautica, Roma, Aug. 1935, v. 11, no. 8, p, 237.

Les Progrès techniques de 1'aviation commerciale. Les Alles, Paris, July 11, 1935, 1 p.

Air lines of the world. Aeroplane, London, May 1, 1935, v. 43, no. 1249, p. 487a. map.

Aircraft at work. Aviation, New York, Apr. 1935, v. 34, no. 4, p. 115-20. illus.

The Political aspect of the operation of international air rou. by G. E. Woods Humphery. Aircraft, Melbourne, Jan. 1, 1935, v. 13, no. 4, p. 7, 26. illus.

Uniting the world's air transport traffic, by A. Plesman. Aircraft, Melbourne, Jan. 1, 1935, v. 13, no. 4, p. 3-9, 29. illus.

Bargaining for international air routes. Aeroplane, London, Nov.'28, 1934, v. 47, no. 1227, p. 663.

The Principal air lines of the world. Aeroplane, London, Nov. 23, 1934, v. 47, no. 1227, p. 664. map.

Trade routes in the sky, by W. E. Berchtold. New Outlook,

NewYork: Oct. 1934, p. 15-20.

Air ministry resume of commercial information. R.A.S. journal, London, Sep. 1934, v. 38, p. 776-99.

America sees its first air-train. News week, New York, Aug. 11 1934, v. 4, p. 21. illus.

Air trains, by Alexander Klemin. Scientific american, New YorV. Aug. 1934, v. 151, p. 93.

Aviation's appeal to mining and petroleum industries, by T. Marvin. Mining and metallurgy, New York, Aug. 1934, v. 1Z no. 332, p. 325-28. Survey of international airlines, by D. Sayre. Aviation, New York, Aug. 1934, v. 33, p. 235-39. illus., map.

World air routes. The sun never sets on air transport. Aviation, New York, Aug. 1934, v. 33, no. 8, p. 259.

Traffic in the sky, by T. Wayling. Canadian magazine, Toronto, July 1934, v. 82, p. 3-9. illus.

Night flights, night air service. Business week, New York, June 23, 1934, p. 18.

Grandeur et misère de l'aviation civile, par Venturini. Revue aéronautique internationale, Paris, June 1934. 7 p.

This commercial aviation racket, by Harry La Guaruia. Western flying, Los Angeles, May 1934, v. 14, no. 5, p. 21-22.

Aviation game; reshuffling the air transport pack. Business week, New York, Mar. 17, 1934, p. 13-14.

From Antarctic to Arctic. Aeroplane, London, Mar. 7, 1934, v. 46, no. 10, p. 393.

World air transportation. Africa's steadily lengthening lead in commercial aviation. Aviation, New York, Mar. 1934, v. 33, no. 3, p. 85-87. illus.

World's largest air line. Airways and airports, London, Jan. 1934, v. 10, no. 10, p. 281-32. illus., map, tables.

London session of international air traffic association. Flight, London, Sep. 21, 1933, v. 25, no. 1291, p. 929-46, maps .

On air transport. Aeroplane. London, Sep. 20, 1933, v. 45, no. 12, p. 481-82, 484,'486, 438.

Airline fundamentals, by A. F. Bonnalie. Air transportation, New York, Aug. 1933, p. 3-5.

Airlines contribute to transportation, by A. W. French. Air transportation, New York, May 1933, p. 5-6.

Internationalisation of civil aviation. Aeroplane, London, Apr. 19, 1933, v. 44, no. 16, p. 665-63. illus.

Gospel truth about air transportation, by M. H. Froelich. Air transportation, New York, Feb. 1933, p. 7-10.

Transportation; land, air, water, by Labert St. Clair. New York, Dodd, Mead and company, 1933. 549 p. illus., plates. Airlines and air traffic. Air transportation, New York, Dec. 1932, v. B, no. 6, p. 18-24.

All the way by air, by L. Kelley. Air transportation, New York, Dec. 1932, v. 8, no. 6, p. 7-9. charts.

Air transportation. New York, Nov. 1932- (monthly)

widening the field for aircraft; an example of the utility of air transport. Aircraft engineering, London, Oct. 1932, v. 4, no. 44, p. 245-46.

More uses for planes. Western flying, Sep. 1932, p. 15.

Seaplane transportation vs, the airport bus and cab, by G. B. Post. Aviation engineering, East Stroudsburg, Pa., Aug. 1932.

What way, air transport? by Edward P. Warner. Aviation, New York, Aug. 1932, v. 31, no. 8, p. 340-43.

Weltluftverkehr, von M. Wronsky. Z.F.M., München, June 24, 1932, v. 23, no. 12, p. 334-41. diagrs., maps.

Air transport. Aviation, New York, Mar. 1932, v. 31, no. 3, p. 102-05. diagrs., maps.

Internationalisierung des luftverkehrswesens. Besprechung des französischen Vorschlages, von A. Kirschner. Deutsche Luftwacht, Berlin, Feb. 1932, 19 p.

Common carriers, by Thomas H. Kennedy. Western flying, Los Angeles, Cal., Jan. 1932, v. 11, no. 1, p. 13.

Aircraft as a service to the community, by H. Fysh. Aircraft, Melbourne, Dec. 1931, v. 10, no. 2, p. 9-11.

Air transport as an aid to commerce. Aircraft, Melbourne, Dec. 1951, v. 10, no. 3, p. 28.

Putting airplanes to work. Western flying, Los Angeles, Nov. 1931, p. 28-29.

To the ends of the earth by air, by 0. H- Kneen. Asia, New York, Oct. 1931, v. 31, p. 610-20. illus., map.

Air transport. What it means to the manufacturer, by Charles L. Lawrence. Western flying, Los Angeles, Aug. 1931, v. 1 no. 2, p. 18-22- diagrs., illus., tables,

Aspetti tecnlci, economici e politici del traffico aereo, di F, Bonifacio. L'Aerotecnica, Roma, Aug. 1931, v. 11, no. 8, p. 889-922. General principles of air transportation, by A. F. Ingram. Engineering journal, Aug. 1931, v. 14, no. 8, p. 454-58. illus.

Company planes for transport and survey. Airway age, New York July 4, 1931, p. 55-57.

Flying versus transportation, by F. T. Courtney. Aviation, New York, July 1931, v, 30, no, 7, p. 417-20. illus.

Commercial transportation, by V. P. Conroy, Civil engineering London, June 1931, v. 1, p. 827-31. map.

Merchandising air transport, by T. P. Hay. Aero digest. New York, June 1931, v. 18, no. 6, p. 60. illus.

Rabana convention on commercial aviation, by Stephen Latchford Journal of air law, Chicago, Apr. 1931, v. 2, no. 2, p. 207-09. jMerccntile aviation, by J.. S. Wynne. U.S. Air services, Washington, Apr. 1931, v. 16, no. 4, p. 39-40.

Foreign activities. Aviation, New York, Mai1. 1931, p. 173-77.

Ihe Airplane in business, by William B. Landis. U.S. Air services, Washington, Feb. 1931, v. 16, no. 2, p. 26-28^. illus.

Air transport progress. Aviation, New York, Jan. 1931, v. 30, no. 1, p. 13-21- illus,

Ihe Transport picture in figures. Airway age, New York, Jan. 1931, v. 12, no. 1, p. 29.

Air transport and lubrication, by P. Collins, S.A.E. journal, New York, Dec. 1930, v. 27, p. 633-34.

Retreating horizons, by H. HInshaw. U.S. Air services, Wash• ington, Dec. 1930, v. 15, no. 12, p. 34-35.

What is it worth to them? by L, L. Putnam. Airway age, New York, Nov. 1930, v. 11, no. 11, p. 1463-65.

Air transport. Flight, London, Oct. 17, 1930, v. 22, no, 42, p. 1144-45. map.

Air transportation as related to business, by E. S. Evans. Mechanical engineering, New York, Oct. 1950, v. 52, no. 10, p. 919.

De Commercieele luchtvaart, van A. Plesman. Het Vliegveld, Amsterdam, Sep. 1930, v, 14, no. 9, p. 282-83. illus. Sifting the sands of statistics, by F. D. Bradbrooke. Aero• plane, London, Aug. 27, 1930, v. 39, no. 9, p. 515-18. illus.

Air transport and the league of nations. Flight, London, July 25, 1930, v, 22, no. 30, p. 850.

That foreign commerce may fly, by W. I. Van Dusen. U.S. Air services, Washington, July 1930, v. 15, no. 7, p. 29-35. illus., map.

Air transportation. Air transportation, New York, May 7, 1930, v. 12, no. 3, p. 8-9. map.

Aviation's contribution to international trade, by L. W. Rogers. Airway age, New York, May 1930, v. 11, no. 5, p. 687-89. illus.

Quo vadis? by L. W. Rogers. Aeronautical world journal of commerce, Los Angeles, May 1930, p. 19-22.

La Science des transports au service de l'aéronautique marchande. L'Aéronautique et les problèmes actuel en matière de transports. L'Aéronautique, Paris, May 1930, v. 12, no. 132, p. 190-92.

Aviation as transportation, by Mark M. Woods. Air trans• portation, New York, Apr. 19, 1930, v. 11, no. 9, p. 33.

Les Courants des transports aériens, par Cari Pirath. L'Aéronautique, Paris, Apr. 1930, v. 12, no. 131, p. 139-42. maps.

Expanding the field, by R- N. Bell. Canadian air review, Apr. 1930, v. 3, no. 2, p. 19.

Problem of international flying, by Clarence M. Young. Southern aviation, Atlanta, Ga., Mar. 15, 1930, v. 1, no. 7, p. 27-28, 48. illus.

The Importance of air transportation. Air commerce bulletin, Washington, Mar. 1, 1930, v. 1, no. 17, p. 9-11.

Four vital factors in commercial aviation, by N, T> MacLeod. Canadian aviation, Toronto, Mar. 1930, v. 3, no. 3, p. 36.

International flying problems, by Clarence M. Young. Aero digest, New York, Mar. 1930, v. 16, p. 71. (Also S.A.E. journal, Feb. 1930, v. 26, p. 273)

Profiting by aircraft. Flight, London, Jan. 31, Feb. 7, 1930, v. 22, no. 5-6, p. 163-66; 186-89. illus. Air transport, by Charles A. Lindbergh. Saturday evening post, Philadelphia, Feb. 1, 1930, p. 202-07.

Air transport and meteorology in arctic regions. Air, Feb. 1930, p. 54-57.

Air-transport mileage of the world, operations of scheduled services in airplane-miles. Scientific american, New York, Feb. 1930, v. 142, p. 152.

Traffic - the foundations of air transport. Air commerce bulletin, Washington, Jan- 2, 1930, v. 1, no. 13, p. 23-27

Air transportation, by Paul Henderson. Aeronautic review, Wfashington, Jan. 1930, v. 8, no. I, p. 16-17, 56-53, 65. illus.

Caratteristiche del trasporto aereo e sue possibilità attuali, di Francesco Vece. Rivista aeronautica, Roma, Sep. 1929, v. 5, no. 9, p. 443-513; Jan. 1930, v, 6, no. 1, p. 13¬ 24. diagrs., tables, maps.

Air commerce to stimulate nation's business. Air commerce bulletin, Washington, Dee. 2, 1929, v. 1, no. 11, p. 5-6. (Also U.S. Air services, Washington, Dee. 1929, v. 14, no. 12", p. 41-42)

Is air transportation so different? by F. N. Shumaker. Airway age, New York, Oct.-Nov. 1929, v. 10, no. 10-11, p. 1602-05, 1778-80. illus.

Commercial aviation. Flight, London, Oct. 4, 1929, v. 21, no. 40, p. 1065-66.

The Aeroplane in the fur industry. Uses of airplanes in gathering furs and transporting them to markets, by E. L. Chicanot. Flight, London. Sep. 13, 1929, v. 21, no. 37, p. 1019-22. illus.

Business on wings. Outlook, New York, Feb. 20, 1929, v. 151, p. 296.

Das Weltflugwesen im jahre 1928, von Joachim Matthias. Die Luf!;wacht, Berlin, Jan. 1929, no. 1, p. 1-25. illus., map.

Air transport and other civil flying, by Archibald Black. Mechanical engineering, New York, Jan. 1929, v. 5]., no. 1, p. 9-10.

World aviation, W. T. S. Williams. Air, London, Dec. 1927- Dec. 1923. 62 p. illus. Der Weltluftverkehr, von Charles Pollog. Leipzig unci Berlin, Verlag B. G. Teubner, 1929. 94 p.

Lecture with lantern slides on air transport; benefit which air transport will bring to other forms of transport, by H. Kayo. Transactions of the Institute of marine engineers, London, Dec. 1928, v. 40, p. 765-75. illus.

Plucking profits from the air, by G. E. Anderson. American bankers association journal, Dec. 1928, v. 21, p. 533-34. illus.

Research in air transport. Obvious need for pressing forward research if best possible value is to be gotten out of air transport, Aeroplane, London, Nov. 21, 28, 1928, v. 36, no. 21-22, p. 837-40, 869-72. illus.

Statistics of commercial aerial traffic, by Carlo Rocca. Aëronautica, Amsterdam, Nov. 1928, v. 2, no. 11, p. 219¬ 25. map.

World's air transport. Criticism of air transport as at present constituted, by german engineer; economic phase; world operating costs compared, by K- Ruehl. Popular aviation, Chicago, Nov. 1928, v. 3, no. 5, p. 23-25. illus.

Wings across the borders. Literary digest, New York, Oct. 20, 1923, v. 99, p. 15. map.

Cooperation in transport, by W. S. Brancker. Engineering, London, Oct. 12, 1928, v. 126, p. 462-63.

Air paths and policies. Living age, Boston, Aug. 1928, v. 334, p. 1206-12.

Last word in transportation, by A. 0. Hagerman. Overland, July 1928, v. 86, p. 249. illus.

Commercial air transport, by H. L. Jome, Harvard business review, New York, Jan. 1928, v. 6, p. 198-217.

Einige technische fragen des luftverkehrs, von Erhard Milch. Flugwoche, Berlin, 1928, v. 10, no. 8, p. 200-01.

Warum luftverkehr? von Alfred Gymnich. Flugwoche, Berlin, 1928, v. 10, no. 3, p. 72-73. Illus.

Das Weitflugwesen 1m jahre 1927, von Ernst Kredel. Die Luftwacht, Berlin, Dec. 1927, no. 12, p. 657-67. illus.

Apergu sur 1'exploitation du trafic aérien, par Van den Berch van Heemstede. (in IV Congresso internazionale di navigazione aerea, Roma, Oct. 24-30, 1927. Roma, 1928. v. 2, p. 377-78) Statistica internazionale del traffico commerciale aereo, di Edmondo Fusco. (in IV Congresso internazionale di navi• gazione aerea, Roma, Oct. 24-30, 1927. Roma, 1928. v. 2, p. 154-61. tables)

Business has wings. Magazine of business, Chicago, Oct. 1927, v. 52, p. 414-15. illus.

Weltluftverkehr und weltwirtschaft, von S. Henrici. Die Luftwacht, Berlin, Oct. 1927, no. 10, p. 549-59. illus.

Business as usual by airplane. Literary digest, New York, Sep. 1927, v. 94, p. 25. illus.

What we may expect from commercial aviation, by M. S. Rukeyser. Forbes, New York, July 1, 1927, v. 20, p. 9-11. illus., map.

What price air traffic? Review of reviews, New York, June 1927, v. 75 p. 649-50.

Air transportation, by A. H. G. Fokker. Annals of the American academy of political and social sciences, Philadelphia, May 1927, v. 131, p. 182-37.

Civil aviation, by N. J. Hulbert. Journal of the Institution of aeronautical engineers, London, Jan.-Mar., 1927, v. 1, no. 1-3, p. 35-36; 27-23; 19-20.

Putting wings on commerce, by W. B. Stout- System, Feb. 1927, v, 51, p. 159-62. illus . , maps .

Commercial aviation, by Louis Bréguet. Aviation, New York, Jan. 24, 1927, v. 22, p. 172-76. illus.

La Navigazione aerea commerciale, dì G. Vallecchi. Sindacato nazionale fascista ingegneri, Roma, Jan. 1927, v. 2, no. 1, p. 4-9. illus.

On commercial aviation. Aeroplane, London, Aug. 18, 1926, v. 31, no. 7, p. 194-96.

Wings of empire, by C. McDarment. Independent, Boston, Jan. 2, 9, 16, 1926, v. 116, p. 8-10, 38-40, 66-68. map.

Does America lead the world in civilian aviation? Literary digest, New York, Jan. 9, 1926, v. 38, p. 46-47.

An Aerial merchant marine, by P. L. Holmes. Airways, London, Jan. 1926, v. 1, p. 145-46. illus.

Commercial air transport, by Ivo Edwards. London and New York, Isaac Pitman and sons, 1926. 163 p. illus. Les Lignes de transport aérien. Journal des économistes, Dec. 1925, v. 82, p. 511-13.

A Word survey of commercial aviation. Aviation, New York, Nov. 23, 1925, v. 19, no. 21, p. 752-53.

Business by air. Outlook, New York, Nov. 4, 1925, v. 141, p. 336-37.

Commercial aviation, by E. E. Slosson. Scientific monthly, Garrison, New York, Nov. 1925, v. 21, p. 555-57.

Fundamental requirements for commercial aviation, by W. B. Stout. S.A.E. journal, New York, Nov. 1925, v. 17, no. 5, p. 455-58.

Fact-finding commission conducting world survey of commercial aviation. U.S. Air services, Washington, Sep. 1925, v. 10, no. 9, p. 11-12.

Big business in the air. Literary digest, New York, Aug. 29, 1925, v. 86, no. 9, p. 8-9. illus.

Commerce seeking to conquer the air, by E. P. Warner. Current history magazine, New York, Aug. 1925, v. 22, p. 722-27. maps.

Airplane in commerce. Bradstreet's, New York, July 18, 1925, v. 53, p. 475.

The Fourth arm of transport, by Archibald Black. Aero digest, New York, June 1925, v. 6, no. 6, p. 301-03, 338. illus.

Weltpost und luftverkehr in weltanschaulicher beleuchtung, von R. Schwellenbach. Deutsche rundschau, June 1925, v. 203, p. 259-67.

International air transportation, by Ladislas d'Orcy. Aviation New York, May 11, 1925, v. 18, p. 514-16.. map.

Civil aviation statistics. Aviation, New York, May 4, 1925, v. 18, no. 18, p. 495.

Commercial air transport, by I. A. E. Edwards. Institute of transport journal, London, May 1925, v. 6, no. 7, p. 378¬ 87.

World commercial aeronautics. National aeronautic association review, Washington, Apr. 1925, v. 3, no. 4, p. 54-55, map

La Navigazione aerea commerciale, di G. Marieni. L'Aerotecnica Pisa, Mar., Apr. 1925, v. 5, no. 2, p. 81-92. Aerial transportation, by C. T. Durgin. Official proceedings of the Railway club of Pittsburgh, Pittsburgh, Mar. 86, 1925, v. 24, no. 5, p. 90-114.

Civil and commercial aviation, by W. Mitchell. Saturday evening post, Philadelphia, Feb. 7, 1925, v. 197, p. 14. illus.

Commercial aviation abroad. National aeronautic association review, Washington, Feb. 1925, v. 3, no. 2, p. 23.

Commercial aviation offers a new field for the skill and inventive genius developed in shipping, by C, A. McAllister. Marine engineering, New York, Feb. 1925, v. 30, p. 69-70.

Navigation aérienne commerciale. L'Aérophile, Paris, Jan. 1-15, 1925, v. 33, no. 1-2, p. 14-15.

L'Organisation internationale des voies de communication, par Maurice Bourquin. Recueil des cours de l'Académie du droit international, Paris, 1925, v. 5, p. 159-210.

A Commercial asset; the value of the airways to business men, by Samuel Inctone. Airways, London, Oct. 1924, v. p. 53-59. illus.

Civil aviation statistics, 1923-24. Aeroplane, London, Aug. 20, 1924, v. 27, no. 3, p. 136-88.

Dominant factor in air transportation, by D. Huntington. Aviation, New York, July 7, 1924, v. 17, p. 722-23.

Aerial transport, by W- A. Br istow. Flight, London, June 4, 1924, v. 16, no. 23, p. 371-72.

To fly or not to fly; drawbacks and possibilities of air transport, by R. Rohlfs. Aviation, New York, May 12, 1924, v. 16, p. 506-07.

Commercial possibilities of the airplane, by Archibald Black. Mechanical engineering, New York, Mar. 1924, v. 46, p. 133-37.

Commercial aviation, by A. A. G. Fokker. S.A.E. journal, New York, Feb- 1924, v. 14, p. 231-32.

The Commercial possibilities of the airplane. Aeronautical digest, New York, Feb. 1924, v. 4, no. 2, p. 98.

Duke of Sutherland's impressions; America is behind England in air transport. Aviation, New York, Jan. 21, 1924, v. 16, p. 67-68. Practical difficulties of commercial flying, by F. T. Courtney. Journal of the R.A.S., London, Jan. 1924, v. 23, p. 35-41.

Practical commercial flying. The Aeroplane, London, Dec. 12, 1923, v. 25, no. 24, p. 570.

Commercial aviation. German viewpoint. Aeronautical digest, New York, Nov. 1923, v. 3, no. 5, p. 330-31.

Northwest passage through the air. Literary digest, New York, May 26, 1923, v. 77, p. 75-66.

What the various countries are doing in aviation. Literary digest, New York, May 12, 1923, v. 77, p. 74-76.

What the airplane may do to business. Literary digest, New York, Apr. 21, 1923, v. 77, p. 66-72.

Story of air transport. Aviation, New York, Feb. 19, 1923, v. 14, no. 8, p. 215-18.

Commercial use of airplanes, by Edward P. Warner. Boston society of civil engineers journal, Boston, Dec. 1922, v. 9, no, 10, p. 285-301. illus.

Commercial air transport the next step for american business, by J. Rowland Bibtins. Aeronautical digest. New York, Nov. 1922, v. 1, no. 8, p. 190-92. illus.

On commercial aviation. Aeroplane, London, Sep. 27, 1922, v. 23, no. 13, p- 241-44.

Real commercial aviation. Aeroplane, London, June 7, 1922, v. 22, no. 23, p. 415.

On serious transport and civil aviation. Aeroplane, London, May 24, 1922, v. 22, no. 21, p. 365-66.

Civil aviation statistics. Aviation, New York, May 22, 1922, v. 12, no. 21, p. 591.

Air lines and some of their problems, by R. B. C. Noorduyn. Mechanical engineering, New York, Feb. 1922, v. 44, no. 2, p. 107-09. illus.

Leitungstransport durch flugzeuge, von Willi am Seekatz. Z.F.M., Berlin, Jan. 31, 1922, v. 13, no. 2, p. 23-24.

Commercial aviation, by Charles F. Redden. Aviation, New York Jan. 2, 1922, v. 12, no. 1, p. 11-12. Commercial operation of airplanes, by L. B. Lent. Mechanical engineering, New York, Jan. 1, 1922, v. 44, no. 1, p. 33-37.

Truth about commercial aviation. S.A.E. journal, New York, Jan. 1933, v. 10, p. 51-52.

Commercial air transport - the next step, by J. Rowland Bibbins. (In National air institute report, 1922, p. 33-36)

International commission for air navigation bulletin of information. Paris, 1922- (weekly)

The Truth about commercial aeronautics. Aerial age, New York, Dec. 5, 1931, v. 14, no. 13, p. 294.

Où en est l'aviation commerciale? par Roger Couturier. L'Aérophile, Paris, Nov. 15, 1921, v. 29, no. 21-22, p. 322-32. illus.

De la Valeur de l'avion comme engin de transport, par L. Hirschauer. L'Aéronautique, Paris, June-July 1921, v. 3, no. 25-26, p. 255-58, 293-96. illus.

5ky-way to the north, by A. C. Laut. Industry, New York, June 11, 1921, v. 105, p. 614. illus.

Aerial transportation as a business proposition, by Glenn L. Martin. Aeronautics, Chicago, May 19, 1921, n,s., v. 20, no. 396, p. 359-61. (Also S.A.E. journal, New York, Apr. 1921, v. 8, no. 4, p. 347-49 and U.S. Air services, Washington, Feb. 1921, v. 5, no. 1, p. 15-13)

Aviation and air transport, by Frederick H. Sykes. Flying, New York, May 1921, v. 10, no. 4, p. 133-37. illus. (Also Flight, London, Mar. 24, 1921, v, 13, no- 639, p. 208)

Airplane efficiency in public transportation, by H. White- Smith. Aviation, New York, Apr. 18, 1921, v. 10, no. 16, p. 498-501. illus.

Commercial aeronautics, by C, A. Tinker. North american review, Apr. 1921, v. 213, p. 443-56. ringed transportation, by Ladislas d'Orcy. Scientific american, New York, Feb, 26, 1921, v. 124, no. 9, p. 168-69. illus.

Aerial transportation as a business proposition, by G. L. Martin. S.A.E. transactions, New York, 1921, pt. 1, p. 311-17. The Organization of civil aviation along international lines, by William Knight. Aerial age, New York, Dec. 6, 1920, v. 12, no. 13, p. 344-45.

Les entreprises de transports aériens et les constructeurs, par H. White-Smith, L'Aéronautique, Nov., Dec. 1920, v. 2, no. 18, p. 239-46.

Transport by air; the new phase, by Harry Harper. Fortnightly review, London, Dec. 1920, v. 114, p. 982-92.

Commerce and aviation, by S. Camm. Living age, Boston, Oct. 2, 1920, v. 307, p. 58-61.

Commercial aeronautics, by G. Holt Thomas. U.S. Air services, Washington, Oct. 1920, v. 4, no. 3, p. 9-11.

Commercial aeronautics, by F. W. Parsons. Saturday evening post, Philadelphia, Aug. 14, 1920, v. 193, p. 37.

Transportation's fourth estate, by C. A. Tinker. Nation's business, Aug. 1920, v. 8, p. 13-16. illus.

Aerial transport from the business point of view, by Sefton Brancker. Aeronautical journal, London, June 1920, v. 24, no. 114, p. 294-312. (Also Flight, London, May 6, 1920, v. 12, no. 19, p. 506-10)

Commercial communication by air, by G. Holt Thomas. The Aeroplane, London, Feb. 4, 1920, v. 18, no. 5, p. 272.

Civil aviation in foreign countries. Aircraft journal, New York, Jan. 31, 1920, v. 6, no. 5, p. 6-7. (Also Aeroplane, London, Jan. 7, 192Q, v. 18, no. 1, p. 54-53)

Aircraft in commerce. (In Aircraft yearbook, New York, 1920, p. 13-59)

Bulletin de la navigation aérienne, Paris, 1920- (monthly)

Progress of civil aviation in foreign countries (up to 31st October, 1919). Aeronautics, London, Dec. 25, 1919, v. 17, no. 323, p. 582-84.

Exploitation commerciale de l'aviation. L'Aérophile, Paris, Dec. 1-15, 1919, v. 27, no. 23-24, p. 655-57. illus.

Aviation and world transport. Flight, London, Dec. 4, 1919, v. 11, no. 49, p. 1570.

Need for civil aerial transport, by W. F. Durand. Automotive industries, New York, Nov. 20, 1919, v. 41, no. 21, p. 1020-24. Putting the air-craft to work, by F. A- Collins. St. Nicholas, New York, Oct. 1919, v. 46, p. 1070-75. illus.

Commercial aviation. Aviation, New York, Aug. 15, 1919, v. 7, no. 2, p. 90.

Aerial transportation. Flying, New York, Aug. 1919, v. 8, no. 7, p. 632-36. illus.

Aviation; the big factor in commerce as in war. Pan-American magazine, New York, July 1919, v. 29, p. 145-49. illus.

Commercial uses of aircraft, by Evan John David. Flying, New York, July 1919, v. 8, p. 541-43. illus.

Commerce on wings, by C. F- Carter. Illustrated world, Chicago, June 1919, v. 31, p. 532-35.

The Aeroplane in industrial development. Flight, London, May 29, 1919, v. 11, no. 22, p. 701,

Commercial and pleasure flying, by Claude Graham-White. Aeronautical journal, London, May 1919, v. 23, no. 101, p. ¿¿31-56. illus.

Via air-line now; the new skyways of the world, by W. H. Smith. Forum, New York, Apr. 1919, v. 61, p. 417-29.

Putting the aeroplane to work, by W. H. Smith. Forum, New York, Mar. 1919, v. 61, p. 317-27.

Air transport, by F. Handley Page. Living age, Boston, Feb. 8, 1919, v. 300, p. 373-79. (Also Fortune, London, Jan. 1919,. v. Ill, p. 113-21)

Commercial transport by airplane. Aviation, New York, Feb. 1, 1919, v. 6, no. 1, p. 31-32. (AJIso Aeronautics, London, Dec. 18, 25, 1913, v. 15, no. 270-71, p. 577-92, 608-33 and Flight, London, Dec. 12, 19, 26, 1913, Jan. 2, 1919, v. 10, nn. 50, 52, p. 1413-18, 1443-45, 1465-70; v. 11, no. 1, p. 22-27)

Aerial transportation, by John Evan David. Flying, New York, Feb.-May 1919, v. 3, no. 1-4, p. 64, 66, 75-76, 73, 172, 173, 262, 276, 262-83, 370, 331-82. illus.

Commercial aviation in the light of war experience, by F. H. Sykes. Flight, London, Jan. 16, 1919, v. 11, no. 3, p. 34-83. (Also Aeronautics, London, Jan. 15, 1919, v. 16, no. 274, p. 31-83)

•laj. Gen. Sir F. H. Sykes, K.C.B., on commercial aviation. Aeroplane, London, Jan. 15, 1919, v. 16, no. 2, p. 300-04. Air transport and the aircraft industry. Aviation, New York, Jan. 1, 1919, v. 5, p. 682-84.

Problems of commercial aeronautics, by G. Lepere- Aviation, New York, Jan. 1, 1919, v. 5, no. 11, p. 694.

Civil aerial transport. Engineer, London, Dec. 13, 1918, v. 126, p. 511.

Commercial aviation, by Gianni Caproni. Aeronautics, London, Nov. 6, 1918, v. 15, no. 264, p. 428-30. illus.

Trasporti aerei. L'Aeronauta; Roma, June 1918, v. 1, no. 5, p. 144.

Commercial aeronautics, by Claude Grahame-White and Harry Harper. Living age, Boston, Mar. 30, 1913, v. 296, p. 782-87. (Also Quarterly review, New York, Jan. 1918, v. 229,' p.' 154-61)

Commercial aeronautics, by Mervyn O'Gorman. Flight, London, Dec 7, 13, 1917, v. 9, no. 49, 50, p. 1288-90, 1319-20.

The Commercial aide, by T. W. Scott. Flying, London, Dec. 5, 1917, v. 2, no. 46, p. 312-13.

Commercial aviation, by Paul J. Palmer. Aircraft, New York, Aug. 1917, v. 7, no. 9, p. 136-38. map.

Commercial aeronautics after the war. Review of reviews, New York, Aug. 1917, v. 56, p. 211-12. map.

Ferrying by the air route. Technical world, Chicago, Apr. 1914, v. 21, p. 252-54. illus.

Aeroplanes in commerce. Fly magazine, Philadelphia, Dec. 1911, v. 4, no. 2, p. 7.

Aerial transportation, by W. H. Leonard. Aviation, Feb. 1911, v. 1, no. 2, p. 24.

Transportation by air. Scientific american. New York, July 2, 1910, v. 103, p. 4.

Commercial side of aeronautics. Aeronautics, New York, Feb. 1910, v. 8, no. 2, p. 71-72.

World's aerial navigation company. Aeronautical world, Glenville, Ohio, 1903, v. 1, no. 7, p. 161. Part III

PERIODICAL ARTICLES, BOOKS, PAMPHLETS, ETC., f ON AIR TRANSPORTATION, CLASSIFIED BY LOCALITY

AFRICA

Imperial airways inaugurates, new air mail service; South Africa, India, Australia. Aeroplane, London, Dec. 16, 1936, v. 51, no. 1334, p. 764.

L'Avenir, en Afrique du nord, est aux lignes intérieures. "Les Ailes, Paris, Dec. 10, 1936. 1 p.

British airway to Lagos inaugurated. Aircraft, Melbourne, Oct. 1, 1936, V. 15, no. 1, p. 30.

Pan-african transport conference at Johannesburg, Aeroplane, London, Sep. 16^ 1936, v. 51, no. 1321, p. 363.

Nev; air routes for the Belgian Congo. Aeroplane, London, Aug. 26, 1936, v. 51, ao. 1313, p. 273-74. illus., map.

The Airways of Southwest Africa. Aeroplane, London, Aug. 12, 1936, v. 51, no. 1316, p. 2lé. illus.

Statistiques du trafic aérien pour l'année 1935 - Union Sud- Africaine. Bulletin de renseignements de la C.I.N.A., Genève, July 9, 1936.

Ramifying Rhodesia; Rhodesian and Nyasaland airways, limited, building up air transport. Aeroplane, London, July 1, 1936, v. 51, no. 1310, p. 37. alius. > Un Circuit africain de quinze jours, par L. Hirschauer. L'Illustration, Paris, Mar. 21, 1936, ,v. 193, p. 350-53. illus., map.

The west african branch line; Imperial airways, Aeroplane, London, Mar. 18, 1936, v. 50, no. 1295, p. 353-59. illus., map. L

• •*•"• La Ligne Dakar-pointe noj.re.de l'aérouaritime. L'Aviation, Paris, Feb. 1936. 2 p. illus., map.

French air-line from Madagascar to connect with franco-belgian service to the Congo'. Aeroplane, London, Jan. 3, 1936, v. 50, no. 1235, p. 49.

African mineral areas united by air service, by R. brenard. Engineering and mining journal, New York, Nov. 1935, v. 136, p. 567-568. illus. 4 Opening up Africa. Flight, London, Oct. 31, 1935, v. 28, no. 1401, p. 471. map. Flying boat service, London to Cape. Engineer, London, Sep. 13, 1935V v. 150, no. 4157, p. 265. ^

Statistiques du trafic des lignes aériennes en 1934 - Union Su< Africaine. Bulletin de renseignements de la CI'.N.A., Genève, July 4, 1935.

Germany flies in Africa, by W. Wuefing. Living age, July 1935, v. 348, p. 394-96.

On South african airways. Aeroplane, London, Feb. 20, 1935, v, 48, no. 1239, p. 206.

Le Tracé des lignes transafricaines et les services africains locaux. L'Aéronautique, Paris, Feb. 1935, v. 17, no. 189. p. 39-42. illus.

Voies aériennes au Sahara oriental, par A. Schneider. Revue du ministère de l'air, Jan. 15, 1935. 23 p. illus., mapr

Consolidation in the Rhodesias. Aeroplane, Condon, Oct. 3, 1934, v. 47, no. 1219, p. 404-405.

A History of civil aviation in Rhodesia, by Aston Redrup. Aircraft, Melbourne, Oct. 1, 1934, v. 13, no. 1, p. 32-33.

Per la linea est Africa, di Luigi Gallo. Rivista aeronautica, Roma, Oct. 1934, v. 10, no. 10, p. 40-58. illus.

Statistiques des lignes aériennes du Sud-Ouest Africain et de l'Union Sud-Africaine pour 1934. Bulletin de renseigneras : de la C.I.N.A., Genève, Apr. 19, 1934.

South african airway deal. Aeroplane, London, Apr. 4, 1934, v. 46, no. 14, p. 595.

Internal airways overseas. Airways and airports, London, Nov. 1933, p. 235.

Feeder service in South-West Africa. Air and airways, London, Feb. 1933, p. 369-70.

South-west african air services. Flight, London, Jan. 19, 193-7 v. 25, no. 3, p. 62-63. illus., maps.

Flying down the west african coast. Flight, London, Oct. 27, 1932, v. 24, no. 44, p. 1001-03. illus.

After Rhodes, the air route, by R. E. warriner. Sportsman pil: New York, Sep. 1932, v. 3, no. 3, p. 13-21, 46. illus. Air transport in south Africa. The importance of the cape route. Political graft. Aeroplane, London, July 6, 1932, v. 43, no. 1, p. 1-9. illus.

Civil aviation in South-west Africa. Aeroplane, London, Jan. 27, 1932, v. 42, no. 4, p. 165. illus.

Civil aviation in the South African Union. Aeroplane, London, Dec. 9, 1931, v. 41, no. 24, p. 1304.

To East Africa by air, by E. Kettles-Roy. Air and airways, London, Dec. 1931, v. 13, no. 6, p. 297-98.

Air transport. A Flying trip to the Belgian Congo, by H. E. Crocker. Flight, London, July 3, 1931, v. 23, no. 27, p. 646-47. illus., map.

Notes on aerial activities in the east African territories, Air, Apr. 1931, p. 126-27. (Wilson airways, ltd.)

Statistiques du trafic aérien pour l'année 1930 - Union Sud- Africaine. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 19, 1931.

Air communications in Africa, by G. E. Woods Humphsry. Air, Mar. 1931, p. 103-04.

Pioneering in east Africa. Aeroplane, London, Feb. 13, 1931, v. 40, no. 7, p. 290-292.

Organisation of the Cape to Cairo air line. Aeroplane, London, Feb. 4, 1931, v. 40, no. 5, p. 204-206. illus.

European, african, australian air transport services, by L. E. Ring. Aero digest, New York, Feb. 1931, v. 13, no. 2, p. 38-90. maps.

Air transport development in Africa. Flight, London, Jan. 30, 1931, v. 23, no. 5, p. 100-01.

Airway across Africa, by F. Tymms. Airways, Jan. 1931, p. 579-81. (Imperial airways, ltd.)

African services of Imperial airways. Capetown - Cairo. South african engineering, London, Dec. 1930, v. 41, no. 12, p. 297-299. map.

Airplanes link six south american nations to Europe via Africa, by D. 0. Baudouy. Pan american magazine, Nov. 1930, v. 43, no. 5, p. 345-48.

The African airway. Flight, London, Oct. 17, 1930, v. 22, no. 42, p. 1144-1145. diagr., map. London-Capetown air service. Flight, London, Sep. 26, 1930, v. 22, no. 39, p. 1076.

London - Capetown, by Skona. Flight, London, Sep. 5, 1930, v. 22, no. 36, p. 1001-03. map.

Imperial services to south Africa and Australia. Aircraft, Melbourne, May 31, 1930, v. 8, no. 8, p. 312.

The New Dakar-Natal air service. Flight, London, May 16, 1930, v. 22, no. 20, p. 549-550. illus.

Handelsluftfahrt. Organisation und entwicklungsmöglichkeiten des britischen reichsluftweges nach Südafrika, von Joachi Matthias. Die Luftwacht, Berlin, Apr. 1930, no. 4, p. 156-157. map.

Cape to Cairo airway, by T. S. Sprigg. Airways, London, Mar. 1930, p. 184-36; (Also Air, Mar. 1930, p. 113-14.)

England - South Africa civil air transport service. Note by the Secretary of state for air on the principal provisions to be embodied in a contract with Imperial airways, ltd., for a weekly air service between Egypt and South Africa connecting with the existing service between England and Egypt. . London, H. M. Stat, off., 1930. 3 p. (Command papers no. 3696)

Les Avions de la S.A.B.E.N.A- ont effectué au Congo Belge en septembre 1929 un total de 173 heures de vol. Ils ont parcouru 20760 kilomètres, transporté 93 passagers, 910 kg de marchandises et 2.160 kg de courrier. La Conquête de l'air, Bruxelles, Nov. 1, 1929.

Imperial airways. Review of five years' operations; extension of Indian service; Egvpt to south Africa. Aeroplane, Lor. Oct. 2, 1929, v. 37, no. 14, p. 873-74.

L'Activité de la S.A.B.E.N.A. pendant le mois de mai 1929. Les avions de la S.A.B.E.N.A. ont effectué au Congo Belge pen• dant le mois de mai 1929 un total de 166 heures de vol, parcourant 19.920 kilomètres et 1860 kgs de courrier. La Conquête de l'air, Bruxelles, July 1929. 3 figs., table.

Civil aviation prospects in east Africa. Description of Cairo Capetown air service; mail and passenger traffic statis¬ tics* by Tymms. Flight, London, May 23, 1929, v. 21, no. 21, p. 428-31.

Opportunities of civil aviation in east Africa; Transcontinenta air route. Aeroplane, London, May 15, 1929, v. 36, no. 20 p. 785-90. illus. On the Cape-Cairo air line. Aero-piane, London, Mar. SO, 1929, v. 12, no. 36, p. 425-28. 3 figs.

L'Activité de la Sabena au Congo Belge pendant le mois de décembre 1928. La Conquete de l'air, Bruxelles, Feb. 1, 1929-

Organisation des lignes transafricaines. Les Ailes, Paris, Nov. 8, 1928. 2 p.

Belgium in the air. Belgiura Congo commercial air line develop¬ ment; proposed air rsaite from to Congo outlined, by P. E- Lamarche. Popular aviation, Chicago, Nov. 1928, v. 3, no. 5, p. 28-31, 120-21. illus.

Réseau aérien du Congo Belge. La Conquete de l'air, Bruxelles, Oct. 1, 1928. 1 p. map, table.

Commercial aviation in south Africa. Aircraft, Melbourne, June 1928, v. 6, no. 12, p. 540.

La Sabena vent d'ouvrir à 1'exploitation la ligne Luebo-Lusambo (325 km); le 14 mai ouverture de la ligne Leopoldville- Coquilhatville via Bandundu et Mongo; services bi-mensuels. La Conquete de l'air, Bruxelles, May 1, 1928. 1 p.

Air transport for south Africa. Air Communications between south Africa and Egypt as discussed in african papers. Aeroplane, London, Feb. 8, 1928, v. 34, no. 6, p. 162.

Les Transports aériens réguliers au Congo Belge. L'Aeronautique, Paris, Apr. 1927, v, 9, no. 95, p-. 101-103.

The Cairo-Capetown air route and problems of air operation in tropical Africa, by R. M. Drummond. Aircraft, Melbourne, Aug. 1926, v. 5, no. 7, p. 316-32.

London-Capetown-London by air. Aviation, New York, Apr. 19, 1926, v. 20, p. 602.

Aeronautica civile. Albania. Condizioni delle concessioni aviatorie in Albania. Francia. Concorso per velivoli com• merciali. Germania. La situazione geografica dell'Europa dal punto di vista aeronautico. Grecia. Comunicazioni aeree della Grecia con l'Europa, l'Asia e l'Egitto. Ing• hilterra. Da Londra alla Città del Capo. Trasporti aerei in Europa e negli Stati Uniti. Rivista aeronautica, Roma, Jan. 1926, v. 2, no. 1, p. 127-47.

Air lines in Belgian Congo. Flight, London, Nov. 26, 1925, v. 17, no. 48, p. 777-779. illus. Les Services d'aviation entre la France et l'Afrique du nord. Le Génie civil, Paris, Dec. 22, 1923, v. 83, p. 625-26.

South african airway service. Aviation, New York, Oct. 30, 1922, v. 13, p. 608.

Commercial service between France and Morocco. Aircraft journal, New York, Apr. 3, 1920, v. 6, no. 14, p. 11.

Cape to Cairo air line opened, S.A.E, journal, New York, Feb. 1920, v. 6, no. 2, j. 86.

Aviation saharienne, par Lafargue. Bulletin de la Société de géographie d'Alger et de l'Afrique du nord, Alger, 1910, v. 15, p. 437-448.

ASIA - GENERAL

Air transport in the East, by C. D. Palmer. Great Britain and the east, London, Feb. 25, 1937, v. 48, p. 306.

Lignes et compagnies d'aviation commerciale en extrême-Orient. Aviation, Paris, Jan. 1936. 3 p. map.

The Eastern link - Imperial airways. Flight, London, Oct. 3, 1935, v. 28, no. 1397, p. 370. map.

Commercial aviation in the Orient. Shell aviation news, Oct. 1935, 3 p. map.

Cairo - Palestine air line. Aeroplane, London, Mar. 7, 1934, v. 46, no. 10, p. 393.

La Navigation aérienne en Indo-Chine. Revue des forces aérie June 1932. 2 p. illus., maps, tables.

Airlines in Asia, by L. E. Ring. Aviation, New York, Feb. 193 v. 31, no. 2, p. 70-71.

The Airways of Asia. Flight, London, May 1, 1931, v. 23, no. p. 386-387. map.

Skyways of Asia. Far eastern review, Shanghai, Jan. 1931, v. no. 1, p. 19-33. illus.

By Cyprus to the East. Aeroplane, London, Oct. 15, 1930, v. 3 no. 16, p. 879-82. illus. Cairo-Baghdad air mail route, by L. S. Potter. Aero digest, New York, July 1930, v. 17, no. 1, p. 56-57.

From air from Cairo to Baghdad, by L. S. Potter. Air travel news, New York, May 1930, p. 19-20.

Aviation turns toward the Orient, by A. P. Reck. Nation's business, Washington, Apr. 1930, v. 13, p. 214-13. illus.

Far eastern airways, by Thomas D. White. U. S. Air services, Washington, Mar. 1930, v. 15, no. 3, p. 32-34. illus.

Le Service Marseille-Beyrouth-Bagdad et la ligne d'Indo-Chine. L'Aéronautique, Paris, Feb. 1930. 2 p.

The Third route. Flight, London, Jan. 10, 1930, v. 22, no. 2, p. 107-09, 122-23. illus.

Asiatic aviation, by C. Kennedy. Aero digest, New York, Jan. 1930, v. 16, no. 1, p. 55, 226, 223, 230. illus.

Le Programme de la Compagnie air-Asia. Les Ailes, Paris, Aug. 22, 1929, 2 p. illus.

L'Effort des Russes et des Allemands sur la route d-'Extrême- Orient. Les Ailes, Paris, Nov. 1, 1928. 2 p. maps.

The Imperial airways. Description of company which has extensive continental and asiatic operations; Cairo-Bagdad-Karachi route; freight service, by F. D. Sprague. Airway age, New York, Sep. 1928, v. 9, no. 9, p. 44-48. illus.

Britain's desert airway. Progress achieved in air service between Cairo and Basra; weekly service mileage, by H. Burchall. Airways, London, Aug. 1923, v. 4, no. 12, p. 416-18. illus.

II Tronco di una Linea aerea impériale Cairo-Gaza-Ruthba-Baghdad- Bassora, di Nino Carlossare. Rivista aeronautica, Roma, Apr. 1928, v. 4, no. 4, p. 94-103. illus.

Middle eastern airways. Examination of possible air routes of middle east. Engineering, London, Dec. 9, 1927, v. 124, no. 3230, p. 740-41.

Aeronautics in Great Britain. Opening of Cairo-Karachi air service, by F. A. Robertson Aircraft, Melbourne, Dec. 1926 - Jan. 1927, v. 5, no. 11, p. 500-03.

CHINA

Progress in China. Aeroplane, London, Dec. 30, 1936, v- 51, no. 1336, p. 838. Japan - north China air service; the Huitung aviation company. Aeroplane, London, Dec. 2, 1936, v. 51, no. 1332, p. 725.

Hong Kong to be terminus of Pan-american airways. Aeroplane, London, Nov. 4, 1936, v. 51, no. 1328, p. 574.

China spreads her wings, by H. Forman. Aviation, New York, May - June 1936, v. 35, p. 24-26; 11-14.

Chinese airlines, by H. Forman. Aviation, New York, May 1936, v. 35, no. 5, p. 11-14. illus.

Chungkingto Hankow by air, by P. J. Knowling. Aeroplane, London, Aug. 28, 1935, v. 49, no. 1266, p. 271-73. illus.

Six years of air transport. Living age, July 1935, v. 348, p. 384.

Changes in China. Aeroplane, London, Jan. 16, 1935, v. 48, no. 1234, p. 76-77.

The Progress of airlines in China. Shell aviation news, London, Dec. 1934. 1 p. map.

China national aviation corporation. Aeroplane, London, Nov. 7, 1934, v. 47, no. 1224, p. 562. map.

Commercial aviation in China. Shell aviation news, London, Aug. 1934. 5 p. maps.

China takes to the air, by H. Forman. New republib, May 16, 1934, v. 79, no. 2, p. 14-15.

Commercial aviation in China. Aviation, New York, May 1934, v. 33, no. 5, p. 150. illus. (Also Flight, London, Nov. 2, 1933, v. 25, no. 1297, p. 1091-92)

Following the west, China becomes one of the world's great aeronautical frontiers, by H. Forman. Aviation, New York, May 1934, v. 33, no. 5, p. 148-49.

L'Aviazione civile in Clna. Rivista aeronautica, Roma, Oct. 1933, v. 9, no. 10, p. 161-63. map.

Air transport in Manchuria. Aeroplane, London, Aug. 9, 1933, v. 45, no. 6, p. 254. illus.

Chinese air transport services. Aeroplane, London, Aug. 9, 1933, v. 45, no. 6, p. 253.

Air development in Manchukuo. Flight, London, June 8, 1933, v. 25, no. 1276, p. 547. illus., map. Pan-american airways in China. Flight, London, May 18, 1933, v. 25, no. 1273, p. 475.

The Dragon in flight. Civil aviation in China. Aviation, New York, Apr. 1933, v. 32, no. 4, p. 114-115. illus.

Shanghai in six days. Literary digest, New York, Oct. 15, 1932, p. 114, p. 41.

Aus der tätigkeit der Deutsch-chinesischen luftverkehrsgesell- schaft Eurasia, von Richard Walter. Die Luftwacht, Berlin, May 1932, no. 5, p. 179-80.

Germany to China air-line. Literary digest, New York, Apr. 30, 1932, v. 113, p. 33.

Aviation in China, by W. Buchler. Aero digest, New York, Feb. 1932, v. 20, p. 33. illus.

La Cina ed il problema delle sue comunicazioni, di A. A. Camillo Gastaldi. Rivista aeronautica, Roma, Aug. 1931, v. 7, no. 8, p. 223-43. maps.

First-nighter at the oriental aerial theatre, by B. Johnson. Sportsman pilot, New York, June 1931, v. 5, no. 6, p. 22-23, 44. illus. (China federal airways)

Commercial aviation in China, by E. L. Fries. Aeronautical world journal of commerce, Los Angeles, Aug. 1930, p. 22-23.

The Orient on the wing, by W. R. Henderson. Canadian aviation, Toronto, Apr. 1930, v. 3, no. 4, p. 15-16. illus.

Aviation in China. Aeroplane, London, Mar. 5, 1930, v. 38, no. 10, p. 405. illus.

L'Activité de l'aviation commerciale allemande et particulière• ment en Perse et en Chine. Les Ailes, Paris, Feb. 27, 1930. 1 p. chart.

Air developments in Hong-Kong. Aeroplane, London, Feb. 5, 1930, v. 38, no. 6, p. 222.

Aeronautical progress in China. Brief history of flying in China air-mail service; passenger and freight service between Shanghai and Handow proposed. Far eastern review, Shanghai, June 1929, v. 25, no. 6, p. 269-71.

Aviation in north China, by D. E. Swinehart. Aviation, New York, Mar. 12, 1928, v. 26, p. 636. La Misr-airwork. Lignes exploitées, statistiques d'exploita• tion. L'Aviation, Paris, July 1935. S p. illus., map.

Egyptian air transport. Aeroplane, London, June 20, 1934, v. 46, no. 25, p. 962.

Air line to India from Egypt. Near east, Dec. 24, 1925, v. 28, p, 776-77.

INDIA

Imperial airways inaugurates, new air mail service; South Afric India, Australia. Aeroplane, London, Dec. 16, 1936, v. 51 no. 1334, p. 784.

Statistiques du trafic aérien pour l'année 1934 - Inde. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 13, 1936.

Civil aviation in India, India national airways forced to abandon services. Aeroplane, London, Jan. 15, 1936, v. 50, no. 1286, p. 78.

Report on the progress of civil aviation in India - 1934-1935. Flight, London, Oct, 17, 1935, p. 417.

Civil aviation in India, by J. A. Schillidy. Royal society of arts journal, London, Apr. 12, 1935, v. 83, no. 4299, p. 4 90.

Civil aviation in India. Aeroplane, London, Feb. 20, 1935, v. 48, no. 1239, p. 221. illus.

Indian national airways service extensions. Flight, London, Nov. 22, 1934, v. 26, no. 1352, p. 1267.

Indian progress and plans. Flight, London, Sep. 20, 27, 1934, v. 26, no. 1343, 1344, p. 985, 1000. illus. (Also Aero• plane, London, Sep. 19, 1934, v. 47, no. 1217, p. 350. tables)

Indian national airways expansion. Aeroplane, London, Sep. 5, 1934, v. 47, no, 1215, p, 291. illus.

Air transport in India. Flight, London, May 10, 1934, v. 26, no. 1324, p, 458. Indian link in the chain of our imperial air routes, by E. J. K. McCloughry. Airways and airports, London, May 1934, v. 11, no. 2, p. 57.

Les Finances et l'exploitation des Imperial airways. Les trois routes impériales Londres-Le Cap, Londres-Les Indes, Londre Australie. Les Ailes, Paris, Jan. 25, 1934. 1 p. illus.

Statistique du trafic aérien pour 193S - Inde. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 18, 1934.

Bombay-Calcutta service. Flight, London, Jan. 4, 1934, v. 26, no. 1306, p. 11.

New airlines to India. Shell aviation news, Jan. 1934.

An Unsubsidised service in India. Flight, London, Sep. 14, 1933, v. 25, no. 1290, p. 907-09. illus.

Indian air lines. Flight, London, Apr. 27, 1933, v. £5, no. 1270, p. 399.

Indian air mail. Flight, London, Jan. 12, 1933, v. 25, no= 2, p. 37.

£ngland-Australia civil air transport service. Note by the Secretary of state for air on the principal provisions to be embodied in a contract with Imperial airways, limited, for a weekly service between Karachi and Singapore connecting at Karachi with the existing service between England and India and at Singapore with a new service be• tween Singapore and Australia to be operated by an Australian company. London, H. M. Stat, off., 1933. 3 p. (Command papers no. 4315)

By mailplane to India, by T. N. Stack. Air and airways, London, Sep. 1932, v. 9, no. 6, p. 189-90. illus. (By private plane)

England's great airway to India, by Harold Butcher. U. S. Air services, Washington, Mar. 1932, v. 17, no. 3, p. 14-16. illus.

1'ivil aviation in India. Flight, London, Feb. 5, 1932, v. 24, no. 6, p. 117-18.

Civil aviation in India. Aeroplane, London, Nov. 4, 1931, v. 41 no. 19, p. 1082.

'ivil aviation in India, by L. S. Potter. Airway age, New York, Nov. 1930, v. 11, p. 1445-47. Civil aviation in India. Air, London, Oct. 1930, p. 394.

Air line to India from Egvpt. Near east, Dec. 24, 1925, v. 23 p. 775-77.

Civil aviation in India and Burma. Aeronautics, London, Sep. 30, 1920, v. 19, no. 363, p. 240.

England-India service. Airv/ays, London, Sep. 1930, p. 442.

Where men are air men - England to India, by H. Butcher. Air• ways, London, July 1930, p. 357-58.

New route to India. Aeroplane, London, Apr. 23, 1930, v. 38, no. 1^, p. 763. map.

India's state airway. Flight, London, Feb. 23, 1930, v. 22, no. 9, p, 253. tables.

Airway to India, by K. Ward. Air, London, Jan.-Feb. 1930, p. 6-9, 75-79.

Civil aviation in India, 1929-30, by F. E. Shelmerdine. (In Air annual of the British Empire, London, 1930, p. 143-47 map)

From England to India by aerial express, by H. Butcher. Trave Dec. 1929, v. 54, p. 21-25.

The Airway between Holland and India. Description of the dutc indian airways co.; K. L. M. N., by A. Zimmerman. Far ea ern review;, Shanghai, June 1929, v. 25, no. 6, p. 280-81. illus.

The Air-route to India. Description of air route from London to India inaugurated by Imperial airways; air mail, freig and passenger service. Flight, London, Feb. 7, Apr, 4, 1929, v.. 21, no. 6, 14, p. 99, 269, 274-88. illus. (Als. Aeroplane, London, Feb, 6, 1929, v. 36, no. 6, p. 194)

Civil aviatior} iï} India. Details of air-transport scheme to 1 Calcutta with Assam and Chittagong; Bengal air trans• port. Aeroplane, London, Jan. 9, 1929, v. 36, no. 4, p. 64,

The Cairo-Bagdad air-mail route. Object of air-mail route to forge link iri imperial chain of communications between Europe, India and Australia, by R. M. Hill. Jpurnal of

the R.A,SM London, May' 28, 1928, v. 32, no. 209, p. 335¬ 410. illus,

Air routes of India. Important part India is destined to play in future air transport; two routes to far east, by I. A. Edwards.. Royal society of arts journal, May 11, 19-28, v. 76, no. 3938, p. 560-63. Progress of air survey in India. Progress made in indian air survey undertakings completed by air survey company. Aero• plane, London., Feb. 22, 1928, v. 34, no. 8, p. 228-30.

India's position in the empire air route. Near east, Dec. 16, 1926, v. 30, p. 699-700.

IRAQ

Statistiques du trafic aérien pour l'année 1931-1935 - Iraq. Bulletin de renseignements de la C.I.N.A., Genève, May 26, 1932, July 13, 1933, May 24, 1934, May 9, 1935, May 21, 1936.

JAPAN

Japan - north China air service; the Ruitung aviation company. Aeroplane, London, Dec. 2, 1936, v. 51, no. 1332, p. 725.

Japanese air transport. Aeroplane, London, Aug. 5, 1936, v. 51, no. 1315, p. 185-86. l'Aviation commerciale japonaise. L'Aviation, Paris, Mar. 1936. 5 p. illus., maps.

• apan and Manchukuo. Aeroplane, London, Sep. 19, 1934, v. 47, no. 3.217, p. 346-47. map, table.

Japaneso air traffic. Flight, London, Mar. 1, 1934, v. 26, no. 1314, p- 191.

L'Aviazione civile nel Giappone. Rivista aeronautica, Roma, Aug. 1933, v. 9, p. 379-81. maps.

Japanese airlines. Shell aviation news, London, Apr. 1933, no. 22. 10 p. map.

Airways of Japan, by J. Takamatsu. Aero digest, New York, May 1932, v. 20, no. 5, p. 25, 100-02. map.

L'Aviazione commerciale nel Giappone. L'Aeronautica, Milano, July 1931, 6 p. illus.

Development of aviation in Japan. Aeronautical world journal of commerce, Los Angeles, Sep. 1930, p. 29. Civil aeronautics in Japan. Four air transport lines with government subsidies; types of planes; civil flying, by G. J. Haering. Aero digest, New York, Aug. 1929, v. 15, no. 2, p. 79, 262-66. illus.

A Japanese air transport company. Development of civil air * routes; proposed routes. Aeroplane, London, July 17, 1929, v. 37, no. 3, p. 170. I

Japan air transport company will inaugurate the first Japanese commercial air mail, freight and passenger line. Aviation: New York, Feb. 2, 1929, v. 26, p. 334. ^

Civil aviation in Japan. Four established air routes in operation, by M. Holland. U- S. Air services, Washington, Sep. 1928, v. 13, no. 9, p. 32-

The Japanese air transportation program. Aviation, New York, Mar. 28, 1927, v. 22, no. 13, p. 620.

The Japanese air transportation program. Aviation, New York, Mar. 28, 1927, v. 22, no. 13, p. 620.

Proposed aerial route from Europe tó Japan outlined, by A. F. Schultes. Trans-pacific, June 20, 1925, v. 12, p. 7.

NETHERLANDS EAST INDIES-*

Le Développement des lignes de la K.N.I.L.M. dans les Indes néerlandaises. Aeroplane, London, Apr. 14, 1937. 1 p. map.

Statistique du trafic aérien en 1935 - Indes Néerlandaises. Bulletin dé renseignements de la C.I.N.A., Geneve, July 23, 1936.

Royal Netherlands Indies airways facts. Aircraft, Melbourne, Mar. 1, 1936, v. 15, no. 6, p. 12.

K.L.M. and K.N.I.L.M.; proposed service to Manila, Amsterdam - Batavia line. Aeroplane, London, Jan. 22, 1936, v. 50, ho. 1287, p. 105.

New dutch service to start in Far East. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 33.

Five years of the Batavia line. Flight, London, Sep. 26, 1935, v. 28, no. 1396, p. 342.

#See also Netherlands Some facts about the Amsterdam-Batavia mail. Aeroplane, London, Sep. 25, 1935, v. 49, no. 1270, p. 393-94. illus.

Statistiques du trafic aérien pour l'année 1934 - Indes Néerlandaises. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 19, 1935.

Les Routes de l'aviation marchande en insulinde, par H. Bouché. L'Aéronautique, Paris, Sep. 1935, v. 17, no. 196, p. 245¬ 243. illus.

Royal Netherlands Indies' airways activities. Aircraft, Melbourne, Sep. 1935, p. 19. (K.N.I.L.M. annual report)

East indian network. Aeroplane, London, May 22, 1935, v. 43, no. 1252, p. 602. map.

The Batavia line. Aeroplane, London, Mar. 13, 1935, v. 43, no. 1242, p. 309. (K.L.M.)

Wings across continents (The K.L.M. Amsterdam - Batavia line) by E. Rusman. Amsterdam, A. Blitz, 1935. 96 p. dlagrs., illus., plans, plates.

Flying through the tropics on the Royal dutch air lines, by E. S. Brown. Popular aviation, New York, Nov. 1934, v. 15, no. 5, p. 296-93. illus., map.

Flying Dutchman - 1934, by J. 0. Hülse. Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 190-91. illus. (Soerabaja to Singapore via K.N.I.L.M.)

Statistiques du trafic aérien pour l'année 1933 - Indes Néer• landaises. Bulletin de renseignements de la C.I.N.A., Genève, June 7, 1934.

By air to Bali, by C. Baker, Jr. Sportsman pilot, New York, Jan. 1934, p. 39. (Via K.N.I.L.M.)

Amsterdam-Batavia weekly service, by A. P. Lesraan. Journal of the R.A.S., London, July 1933, v. 37, p. 601-640. illus., maps.

Statistiques du trafic aérien pour l'année 1932 - Indes Néer• landaises. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 13, 1933.

Royal netherlands indian airways. Flight, London, Mar, 16, 1933, v. 25, no. 1264, p. 246-47. (Annual report of K.N.fî.L.M. for 1932)

World's longest airline. Air and airways, London, Mar. 1933, p. 413-14. (K.L.M) De Verbinding met Nederlandsch Oost Indie te water en door de lucht, van A. F. Bronsing. Ingenieur. Hague, Feb. 10, 1933, v. 48, no. 6, p. 37-44.

The Amsterdam-Batavia weekly service, by A. Plesman. Flight, London, Feb. 9, 1933, v. 25, no. 1259, p. 128-133. Illus. maps. (Also Aeroplane, London, Feb. 8, 1933, v. 44, no. 6 p. 224, 226 and Feb. 16, 1936, 6 p.)

London to Batavia by air, by Mrs. M. Hewlett. Aeroplane, London, Jan. 25, 1933, p. 142-46. (Via K.L.M.)

Statistiques du trafic aérien pour l'année 1932 - Indes Néer• landaises. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 29, 1932.

Air travel in Dutch East Indies. Aircraft, Melbourne, July 1932, v. 10, no- 10, p. 16-38.

Progress in Dutch East Indies. K.N.I.L.M. year's work. Aeroplane, London, May 25, 1932, v. 24, no. 22, p. 958. (Also Flight, May 27, 1932, p. 467-68)

Civil aviation in Dutch East Indies. Flight, London, Mar. 4, 1932, v. 24, no. 10, p. 196.

Achter de schermen van de Holland-Indie lijn, van H. H. Het Vliegveld, Amsterdam, Sep. 1931, v. 15, no. 8, p. 324-28. maps.

By air from Amsterdam to Batavia, by M. D. Angus. Canadian air review, Toronto, Sep. 1931, p. 13-19.

Statistiques du trafic aérien pour l'année 1930 - Indes Néer• landaises. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 20, 1931.

Dutch air mail experiment, by H. Wright. Aircraft, Melbourne, June 1931, v. 9, no. 9, p. 11.

Twelve days eastward - Netherlands, by C. S. Strong. Sportsmar pilot, New York, June 1931, v. 5, no. 6, p. 30-33. illus. (K.L.M. line to Java)

Luftverkehrslinien nach Holländisch Indien. Die Luftwacht, Berlin, Mar. 1931. 5 p. map.

Le Rendement de la ligne Amsterdam-Batavia. Les Ailes, Paris, Jan. 22, 1931. 2 p.

The Royal dutch indian airways, by M. Langley. Flight, London, Jan. 16, 1931, v. 23, no. 3, p. 53-55. illus., map. By air from Holland to the Dutch East Indies, by V/. P. Van d^n Abeelen. Aeronautical world journal of commerce, Los Angeles, July 1930, p. 20. (History of K.L.M, activities)

Successful dutch air service. Flight, London, June 20, 1930, v. 22, no. 25, p. 657. map. (K.N.I.L .M. operations in Dutch East Indies)

Année 1929 - Statistique internationale du trafic aérien. Reseau aérien des compagnies nationales. Trafic des Compagnies nationales. Mouvement des aérodromes. Vols particuliers et d'agrément, service postal entre la Hollande et Java. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 10, 1929.

Het luchtverkeer in en naar Indies, van A. Plesman. Ingénieur, Hague, July 28, 1928, v. 43, no. 30, p. v65-v75. illus.

Dollar a mile from Amsterdam to Java, by W. Davenport. Collier's, New York, June 30, 1928, v. 81, p. 29. illus.

Rat luchtverkeer met en in Indië. Zeevliegtuigen of landvlieg- tuigen, van M. C. Moes. Het Vliegveld, Amsterdam, Feb. 1928, v. 12, no. 2, p. 47-49. illus.

Burgerlijke luchtvaart in Nederlandsch-Indie, van F. v.d. Elst. Het Vliegveld, Amsterdam, May 1927, v. 11, no. 5, p. 157-60.

Wat de marine-luchtvaartdienst in Indie alzoo doet, van J. P. Scheepmaker. Het Vliegveld, Amsterdam, Dec. 1925, v. 9, no. 12, p. 310-17. illus.

PERSIA

New Persian gulf route. Flight, London, Sep. 30, 1932, v. 24, no. 40, p. 919. map.

L'Aviazione civile in Persia, di J. da B. P. L'Ala d'Italia, Milano, Nov. 1931, v. 10, no. 11, p. 829-80. diagrs., illus., maps.

Civil aviation in Persia and Yugoslavia. Flight, London, Aug. 22, 1930, v. 22, no. 34, p. 959-60. illus.

L'Aviation marchande en Perse. L'Activité de la Junkers luft¬ verkehr persien. L'Aéronautique, Paris, July 1930. 4 p. illus., map table. L'Activité de l'aviation commerciale allemande et particulière• ment en Perse et en Chine. Les Ailes, Paris, Feb. 27, 1930, 1 p. chart.

Commercial aviation in Soviet Russia; air line between Moscow and Persia; statistics, by V. Zarzar. Aero digest, New York, Feb. 1929, v. 14, no. 2, p. 58, £20-24. illus.

Junkers builds network in east. Services of german Junkers com• pany to Persia; daily connections to Moscow. Aviation, New York, Dec. 22, 1928, v. 25, no. 26, p. 2052. 4 SIAM

Statistiques du trafic aérien pour 1935 - Siam. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 8, 1937.

Civil aviation in Siam, by R. B. Jackson. Airways and airports, London, Nov. 1934, v. 11, no. 8, p. 296-97. illus.

Air transport in Siam. Aeroplane, London, July 19, 1933, v. 4r no. 3, p. 140.

Otto Praeger is developing aviation in Siam. U. S. Air service: Washington, Nov. 1932, v. 17, no. 11, p. 19-20. illus.

Operations in Siam. Flight, July 29, 1932, v. 24, no. 31, p. 712-13.

Commercial aviation in Siam. Lines in use or planned. Indian aviation, Feb. 1932. 2 p. map.

Commercial flying in Siam. Flight, London, Nov. 27, 1931, v. 23, no. 48, p. 1175-76.

Siamese air line. Flight, London, Sep. 11, 1931, v. 23, no. 37. p. 297.

Statistiques des lignes nationales de trafic de l'aviation civil de 1922 à 1929. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 24, 1930.

How the Siamese take to the air. Literary digest, New York, Apr. 27, 1929, v. 101, p. 57-59.

Aviation in Siam. Aerial transportation and air-mail service outlined, by A. A. Freeman. Aviation, New York, Mar. 23, 1929, v. 26, no. 12, p. 891-93. illus. Air and motor services across the Syrian desert. Near east, Mar. 12, 1925, v. 27, p. 279. map.

AUSTRALIA, BRITISH NEW GUINEA, NEW ZEALAND

Commercial aviation in New Guinea. Aeroplane, London, May 26, 1937. 5 p. illus., maps.

Tasman service expected by September. Aircraft, Melbourne, May 1, 1937, v. 15, no. 8, p. 11, 38. illus.

New Zealand air traffic figures for 1936- Aircraft, Melbourne, Apr. 1, 1937, v. 15, no- 7, p. 18, 30. illus.

Pan american extension to New Zealand. Aircraft, Melbourne, Apr. 1, 1937, v. 15, no. 7, p. 8, 36.

Three major airlines coordinate services. Aircraft, Melbourne, Apr. 1, 1937, v. 15, no. 7, p. 12, 36.

Plans of lines and freighters. Aircraft, Melbourne, Mar. 1, 1937, v. 15, no. 6, p. 14.

Re-birth of Adelaide-Perth. service. Aircraft, Melbourne, Mar. 1, 1937, v. 15, no. 6, p. 19, 22, 53. illus.

Statistiques du trafic aérien en 1935 - Australie. Bulletin de renseignements de la C.I.N.A., Genève, Feb. 4, 1937.

Australian national airways developments. Aircraft, Melbourne, Feb. 1, 1937, v. 15, no. 5, p. 10.

Will dutch airways extend to Australia? Aircraft, Melbourne, Feb. 1, 1937, v. 15, no. 5, p. 6,

Second Australian national airways Douglas D.C-2 enters service. Aircraft, Melbourne, Jan. 1, 1937, v. 15, no. 4, p. 10, 40. illus.

Imperial airways inaugurates, new air mail service; South Africa, India, Australia. Aeroplane, London, Dec. 16, 1936, v. 51, no. 1334, p. 784.

Australian air transport. Passenger and mail service, route mileage. Aeroplane, London, Dec. 9, 1936, v. 51, no. 1333, p. 733. Australian national airways Melbourne-Sidney service duplicati Aircraft, Melbourne, Dec. 1, 1936, v. 15, no. 3, p. 9, 5Z illus.

Flying boat service to Australia; proposed draft of air mail agreement. Aeroplane, London, Nov. 25, 1936, v. 51, no. 1331, p. 697.

500,000 pound airways merger now effective. Aircraft, Melbour Nov. 2, 1936, v. 15, no. 2, p. 8.

The New Zealand air services discussions. Aircraft, Melbourne Nov. 2, 1936, v. 15, no. 2, p. 7, 34. illus.

Australia and the air mail scheme. Aeroplane, London, Sep. 23 1936, v. 51, no. 1322, p. 397-98.

Negotiations between Pan-american airways and the New Zealand government. Aeroplane, London, Sep. 9, 1936, v. 51, no. 1320, p. 333.

Descriptions in tasmanian services. Aircraft, Melbourne, St 1, 1936, v. 14, no. 7, p. 15, 26. illus.

Outline of aviation policy in New Zealand. Aircraft, Melbourn Sep- 1, 1936, v. 14, no. 7, p. 6, 7. illus.

Airlines of Australia increase services. Aeroplane, London, Aug. 26, 1936, v. 51, no. 1313, p. 274.

Latest moves in Australian national airways airline merger. Aircraft, Melbourne, Aug. 1, 1936, v. 14, no, 7, p. 10.

Australian government wants tenders for weekly air mail and passenger service between Sydney and Salamoa, New Guinea Aeroplane, London, July 29, 1936, v. 51, no. 1314, p. 1..

West australian airways, limited, taken over by Adelaide air- need for a faster and more frequent service in air trar.i- port. Aeroplane, London, July 22, 1936, v. 51, no. 131: p. 129. illus.

Australian aerial services. Aircraft, Melbourne, June 1, 193S v. 14, no. 7, p. 21-24. illus.

Development of New Zealand services. Aircraft, Melbourne, June 1, 1936, v. 14, no. 7, p. 19-20. diagrs.

Merger of aviation and shipping interests, Aircraft, Melbo June 1, 1936, v. 14, no, 7, p. 15, 52. illus. Statistiques du trafic aérien pour l'année 1935 - Nouvelle- Zélande. Bulletin de renseignements de la C.I.N.A., Genève, May 14, 1936.

Aviation developments in New Zealand. Aircraft, Melbourne, Apr. 1, 1936, v. 14, no. 7, p. 16. (Extensive commercial services inaugurated by Union airways)

Cooperation is keynote of Qantas success. Aircraft, Melbourne Feb. 1, 1936, v. 14, no. 5, p. 26.

Pan-american airways in New Zealand. Aeroplane, London, Jan. 29, 1936, v. 50, no. 1288, p. 133-34. illus.

Union airways starts New Zealand's trunk line. Aeroplane, London, Jan. 22, 1936, v. 50, no. 1237, p. 104.

Imperial airways plan to use flying boats on the England- Australia route. Aeroplane, London, Jan. 15, 1936, v. 50, no. 1236, p. 77.

Four air-transport companies operating in New Guinea. Aeroplane, London, Jan. 3, 1936, v, 50, no. 1235, p. 50-51. illus., map.

Holyman's airways carry record loads. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 7.

Splendid operational record of Qantas. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 24, 32.

Agreement reached with New Zealand government for ocean services. Aircraft, Melbourne, Dec. 2, 1935, v. 14, no. 3, p. 14, 34.

Airlines of Australia, limited, registered. Aircraft, Melbourne, Dec. 2, 1935, v. 14, no. 3, p. 12. table. (Sound finan• cial position of New Sydney company)

Fleet that travels a million miles a year. Aircraft, Melbourne, Dec. 2, 1935, v. 14, no. 3, p. 22. (Efficiency of eight British biplane airliners)

Australian mining and the aeroplane, by H. S. Elford. Engineer• ing and mining journal, New York, Nov. 1935, v. 136, p. 568-569.

East Indian civil aviation report. Aeroplane, London, Oct. 16, 1935, p. 430.

Australia to-day. Present air services and future plans. Flight, London, Sep. 12, 1935, v. 28, no. 1394, p. 291. map.

Holyman's to inaugurate Melbourne-Sydney run. Aircraft, Melbourne, Sep. 1935, p. 6-7. New plans for australian air network. Aircraft, Melbourne, Sep. 1935, p. 23.

Two new australien lines. Aeroplane, London, Aug. 21, 1935, v. 49, no. 1265, p. 245.

Statistiques du trafic aérien pour l'année 1934 - Australie. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 8, 1935.

Holyman's airways to expand services. Aircraft, Melbourne, July 1, 1935, v. 13, no. 10, p. 10.

Popularity of commonwealth airliners. Aircraft, Melbourne, July 1, 1935, v. 13, no. 10, p. 18, 38. illus.

Statistiques du trafic aérien en 1934 - Nouvelle-Zélande. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 21, 1935. I New Zealand developments. Aeroplane, London, Jan. 16, 1935, v. 43, no. 1234, p. 76. Vi Bringing Australia nearer, by C. W. A. Scott, Flight, London, Dec. 27, 1934, v. 26, no. 1357, p. 1374-75. illus.

New commercial services for Ne?/ Zealand. Aircraft, Melbourne, Dec. 1, 1934, v. 13, no. 3, p. 36, 42.

Holyman's airways introduce fast service, by J. T. H. AircraJ Melbourne, Nov. 1, 1934, v. 13, no. 2, p. 31-32. illus.

Advancement of Qantas airways. Aircraft, Melbourne, Oct. 1, 1934, v. 13, no. 1, p. 5, 28.

New company operates north-west service. Aircraft, Melbourne. Oct. 1, 1934, v. 13, no. 1, p. 11, 27. illus. ' ^

Statistiques du trafic aérien pour l'année 1933 - Australie. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 23, 1934. ^

More about australian air routes. Aeroplane, London, May 9, ^ 1934, v. 46, no. 19, p. 789. illus. ^

L'Activité des lignes aériennes australiennes. Les Ailes, Paril Apr. 19, 1934. 1 p. illus., tables.

The Imperial extension to Australia. Aeroplane, London, Apr. 18, 1934, v. 46, no. 16, p. 683. ^

Air transport in Australia. Airways and airports, London, Mar= 1934, v. 10, no. 12, p. 344. tables. Outstanding progress of Q.A.N.T.A.S -, limited, Aircraft, Mel• bourne, Mar. 1934, p. 20-21.

Stage set for development of far reaching importance. Air travel, Jan.-Feb. 1934, p. 33-36.

Les Finances et l'exploitation des Imperial airways. Les trois routes impériales Londres-Le Cap, Londres-Les Indes, Londres-Australie, Les Ailes, Paris, Jan. 25, 1934. 1 p. illus.

Bulolo gold, by F. W. Haig, Aircraft, PJlelbourne, Jan. 1934, p. 8-9. (Guinea airways)

Civil flying in Australia. Flignt, London, Dec. 7, 1933, v. 25, no. 1302, p. 1237-39. illus., map. (Report for 1931-33)

Notable achievements by Guinea airways. Aircraft, Melbourne, Nov. 1933, p. 22.

Tasmanian air services. Flight, London, Oct. 26, 1933, p. 1073-74. (Also Aircraft. Melbourne, Oct. 1933, v. 25, no. 1296, p. 20-21. illus.)

Statistiques du trafic aérien pour l'année 1932 - Australie. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 10, 1933.

New Zealand national airways. Aeroplane, London, July 12, 1933, v. 45, no. 2, p. 96.

The Government policy on England - Australia air route. Aero• plane, London, May 17, 1933, v. 44, no. 20, p. 395.

England-Australia air service. Flight, London, May 11, 1933, v. 25, no. 1272, p. 452-53.

Airplaning for gold in New Guinea, by C. W. Van Law. Asia, New York, May 1933, v. 33, p. 264-272. illus., map.

England-Australia civil air transport service. Note by the Secretary of state for air on the principal provisions proposed to be embodied in a contract with Imperial airways limited, for a weekly service between Karachi and Singapore connecting at Karachi with the existing service between England and India and at Singapore with a ne?/ service between Singapore and Australia to be operated by an australian company. London, H. M. Stat, off., 1933. 3 p. (Command papers no. 4315)

Australia's new programme. Flight, London, Dec. 15, 1932, v. 24, no. 51., p. 1133-1134. The Airway to Australia; reorganization of the internal service Mail and passenger service discussed. Flight, London, Dec^ 8, 1932, v. 24, no. 50, p. 1177.

Statistique du trafic aérien pour 1931 - Australie. Bulletin de reseignements de la G.I.N.A., Genève, Oct. 13, 1932.

Air transport. The position in Australia. Flight, London, Oct. 6, 1932, v. 24, no. 41, p. 932-33. map.

Gold mining by air, by C. A. Banks. Air and airways, London, Sep. 1932, v. 9, no. 6, p. 205-08. illus. (Guinea airways, limited, New Guinea)

Guinea gold. Aeroplane, London, Dec. 50, 1931, v. 41, no. 27, p. 1470-74. (Guinea airways, limited, New Guinea)

Imperial airways report. Flight, London, Oct. 16, 1931, v. 23. no. 42, p. 1041.

Australian national airways suspends all services. Aircraft, Melbourne, July 1931, v. 9, no. 10, p. 15.

Some facts about Qantas. Aircraft, Melbourne, July 1931, v. 9, no. 10, p. 41.

Developments in Australia. Flight, London, Apr. 3, 1931, v. £3 no. 14, p. 297.

European, african, australian air transport services, by L. E. Ring. Aero digest, New York, Feb. 1931, v. 18, no. 2, p. 88-90. maps.

Statistiques du trafic aérien en 1930 - Australie. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 22, 1931.

Towards Australia, by Marcus Langley- Flight, London, Jan. 9, 1931, v. 23, no. 2, p. 36-39. (Experiments of K.L.M.)

Australian aerial services, limited, completes one million mil Flight, London, Dec. 19, 1930, v. 22, no. 51, p. 1468-69.

Civil aviation In Australia. Aeroplane, London, Oct. £2, 1930, v. 39, no. 17, p. 943.

Civil aviation in Australia, by W. Palstra. Air, London, Oct. 1930, p- 397-98.

West australian airways. Aeroplane, London, Sep. 10, 1930, v. 39, no. 11, p. 624.

Growth of civil aviation in Australia. Aircraft, Melbourne, July 31, 1930, p. 399. (Statistics 1922-29) Guinea airways limited. Aircraft, Melbourne, July 31, 1930, v. 8, no. 10, p. 398.

With the A.N,A. A Melbourne-Sydney-Melbourne trip, by J. T. Harrison. Aircraft, Melbourne, July 31, 1930, v. 8, no. 10, p. 403-06. illus.

Imperial services to South Africa and Australia. Aircraft, Melbourne, May 31, 1930, v. 8, no. 8, p. 312.

Ten years of aviation in Australia, by H. Turner Shaw. Air craft, Melbourne, May 31, 1930, v. 8, no. 8, p. 311-12.

Six years' commercial flying in Australia. Flight, London, May 16, 1930, p. 550.

Aviation in New Zealand, by C. F. Kunkel. Airway age, New York May 1930, v. 11, no. 5, p. 669.

The Perth-Adelaide air service, by Edward J. Hart. Aircraft, Melbourne, Mar. 31-Apr. 30, 1930, v. 8, no. 7, p. 266-76, 273. illus.

Ulm makes good, by Edward J. Hart. Aircraft, Melbourne, Mar. 31 - Apr. 30, 1930, v. 3, no. 7, p. 265. (Ulm's success• ful organization of Australian national airways, limited)

W. A. airways extension. Aircraft, Melbourne, Mar. 31-Apr. 30, 1930, v. 8, no. 7, p. 286. (New Adelaide-Sydney service at 140 m.p.h.)

Qantas flies a million miles. Flight, London, Mar. 7, 1930, v, 22, no. 10, p. 283.

Air transport in New Guinea. Aeroplane, London, Jan. 22, 1930, v. 38, no. 4, p. 134. illus.

Flying for New Guinea gold. Flight, London, Jan. 17, 1930, v. 22, no. 3, p. 129. illus.

Progress in civil aviation to Australia. Canadian air review, Toronto, Jan. 1930, p. 26.

The Camooweal - Daly waters service. Aircraft, Melbourne, Dec. 31, 1929, v. 8, no. 4, p. 133-35.

Commercial air line statistics, 1929; Western airways, Qantas, Larkin company. Aircraft, Melbourne, Dec. 31, 1929, v. 8, no. 4, p. 146.

Guinea airways limited. Aircraft, Melbourne, Dec. 31, 1929, v. 8, no. 4, p. 143. The Sydney-Brisbane service. Aircraft, Melbourne, Dec. 31., 1929, v. 8, no. 4, p. 135-36.

Flying Guinea's gold - description of part played by airplane in development of New Guinea; Guinea airways took over all aerial activities on Dec. 1, 1927. Airways, London, Oct. 1929, v. 6, no. 1, p. 21-22. illus.

On Australia's aerial highways. Aircraft, Melbourne, July 31, 1929, v. 7, no. 11, p. 452-54.

Brisbane-Charleville service. Aircraft, Melbourne, Apr. 30, 1929, v. 7, no. 8, p. 318.

Flying operations in 1929- Aircraft, Melbourne, Jan. 31, 1930, p. 177-73.

New Guinea goldfields - the part played by air transport. Industrial australian and mining standard, London, Jan. 24, 1929, v. 81, no. 2073, p. 45.

Commercial air line statistics, 1923; West australian airways, Qantas company, Larkin company. Aircraft, Melbourne, Dec. 1928, v. 7, no. 5, p. 179.

Air mail and transport in Australia. Services given by West australian airways, by N. Brearley. Aviation, New York, Nov. 10, 1928, v. 25, no. 20, p. 1480-81.

Aviation in Australia. Development of air mail and passenger service. Queensland and northern territory aerial service by F. A- de Robertson. Flight, London, May 17, 1928, v. 20, no. 20, p. 344-64. illus.

More new air transport services. Aircraft, Melbourne, Apr.- May 1923, v. 6, no. 11, p. 479.

A New commercial aviation. Enterprise-Airgold, limited. Aircraft, Melbourne, May 1928, v. 6, no. 11, p. 480.

Perth-Adelaide commercial service. Aircraft, Melbourne, F"eb. 1928, v. 6, no. 9, p. 389.

Progress of civil aviation in Australia, by J. G. Gilbert-Lodge Aviation, New York, Jan. 16, 1923, v. 24, no. 3, p. 145. alius.'

Along the Qantas airway, by Edward J. Hart. Aircraft, Melbourn Jan. 1928, v. 6, no. 8, p. 345-48. illus.

Aviation in Australia, by Frederic Arthur de Vere. Flight, London, 1928, v. 20, p. 344-364. illus., maps. Civil aviation in Australia. Aeroplane, London, Apr. 13, 1927, v. 32, no. 15, p. 339-596, 405. illus., map.

Civil aviation in Australia, 1918-1921, by Edward J. Hart. Aircraft, Melbourne, Feb.-Mar. 1927, v. 5, no. 12, p. 562, 564, 566, 568, 570, 572, 574.

An Unsubsidised air service in Australia. Flight, London, Feb. 10, 1927, v. 19, no. 6, p. 71.

Air transport in New Guinea. Aircraft, Melbourne, Dec. 1926- Jan.1927, v. 5, no. 11, p. 435-86.

A Transcontinental air service. Aircraft, Melbourne, Dec. 1926-Jan. 1927, v. 5, no. 11, p. 481-84.

The Australian imperial airway. Aeroplane, London, Sep. 29, 1936, v. 31, no. 13, p. 424-426.

Melbourne - Launceston air service. Aircraft, Melbourne, Sep. 1926, v. 5, no. 8, p. 348-52.

Federal city airways limited. Aircraft, Melbourne, Aug. 1926, v. 5, no. 7, p. 239-91.

Growth of an australian airline. Aviation, New York, May 3, 1926, v, 20, no. 18, p. 663-664. illus.

History of Queensland and northern territory aerial services generally known as Qantas. Flight, London, Apr. 22, 1926, v. 18, no. 16, p. 245-246. illus.

On Australia's aerial highways. Aircraft, Melbourne, Oct. 1924, v. 4, no. 7, p. 6-7.

England - India - Australia airship scheme. Aircraft, Melbourne, Sep. 1924, v. 4, no. 6, p. 423-25.

Commercial aviation in Australia. Flight, London, June 5, 1924, v. 16, no. 23, p. 355. illus.

Adelaide - Sydney - Brisbane air services, by Edward J. Hart. Aircraft, Melbourne, Mar. 1924, v. 4, no. 4, p. 324-26. illus.

Commercial aviation in Australia, by R. A. Hendy. Aviation, New York, July 11, 1921, v. 11, no. 2, p. 49.

EUROPE - GENERAL

The Development of civil aviation; internal air lines, British services in Europe, by Francis Shelmerdine. Aeroplane, London, Mar. 18, 1936, v. 50, no. 1295, p. 355-56. illus. European air-transport statistics, 1935. Aeroplane, London, Sep. 9, 1936, v. 51, no. 1320, p. 335.

Europe's civil aircraft. Air and airways, London, Sep. 1935, v. 6, p. 318-19.

Europe's bankrupt airways. Living age, London, July 1935, v. 348, p. 386-89.

European air directory; British air ministry "statistics, by J. S. Carter. Popular aviatipn, New York, Jan. 1935, v. 16, no. 1, p. 30.

Statistics of european transport cpmpanies. Aeroplane, London, May 23, 1934, v. 46, no. 21, p. 849. tables.

Air transport and commerce, London to Rome in a d^y- Flight, London, May 3, 1934, v. 26, no. 1323, p. 438.

Statistiques d'exploitation des lignes aériennes - Angleterre, Autriche, Danemark, Tchécoslovaquie, France, Bolivie, Italie, Pays-Bas, Allemagne, Suède. Air travel, London, Apr. 1934.

Statistiques du courrier transporté d'Europe en Amérique du sud et vice-versa de 1929 au 1 semestre 1933 (par l'Aéropostal France. Les Ailes, Paris, July 6, 1933. 1 p. diagr., I.

European air transport statistics, 1930-1931. Flight, London, Nov. 24, 1932, v. 24, no. 48, p. 1137,

Europe's air fleet, by C. Sprigg. Air and airways, London, Nov. 1932, v. 9, no. 8, p. 259-60. illus.

Developments in commercial air services; Europe, South America. Engineering, London, Oct. 7, 1932, v. 134, no. 3432, p. 4£.".

Commercial aircraft in Europe. Aircraft engineering, London, Sep. 1932, v. 4, no. 43, p. 236-33.

Air transport. European air-transport operations in 1931. Flight, London, June 3, 1932, v. 24, no. 23, p. 495-96.

Die Neugestaltung des luftbeförderungsvertrages in europäischem luftverkehr, von Hermann Goering. Archiv für luftrecht, Berlin, 1932, no. 1.

Gibraltar airways, limited. Aeroplane, London, Oct. 21, 1931, v. 41^ no. 17, p. 936.

European, african, australian air transport services, by L. E. Ring. Aero digest, New YQ-TK:, Feb. 1931, v. 13, no. 2, p. 38-90. maps. Foreign activities. Aviation, New York, Feb. 1931, v. 30, no- 2, p. 173-77. charts.

Europe in 1930-1931 some airlines improve some do not, by C. G. Grey. Airway age, New York, Jan. 1931, v. 12, no. 1, p. 62-67. illus.

Airplanes link six south american nations to Europe via Africa, by D. 0. Baudouy. Pan american magazine, Nov. 1930, v. 43, no. 5, p. 345-48.

London-Basle-Zurich. Airways, London, July 1930, p. 331.

Present status of commercial aeronautics in Europe. Survey of european air-transport lines; airport management, by C. M. Young. Aero digest, New York, Nov. 1929, v. 15, no. 5, p. 57, 250-54.

Foreign air transport. Tables and charts are given covering european statistics for annual airplane mileage in air transport; passenger traffic; express and mail. Aviation, New York, Oct. 5, 1929, v. 27, no. 14, p. 716¬ 17. illus.

European flying impressions. Air transportation in Europe based on 2600-mile air tour, by D. Rochford. Aero digest, New York, Aug. 1929, v. 15, no. 2, p. 59-62, 242-44. illus

Les Lignes de la C.I.D.N.A. (Paris--Varsovie - et Paris- Prague-Constantinople) Matérie, personnel, statistiques, subventions et budget. Les Ailes, Paris, July 11, 1929. 2 p. chart, diagrs., illus.

Aeronautics in Europe. Reasons for high perfection on european air lines; comfort of passengers considered at sacrifice of speed; advance over European manufacture lies in ameri• can production methods, by I. Sikorsky. Aero digest, New York, July 1929, v. 15, no. 1, p. 63, 273-80.

Progress in aviation. Progress in Europe; reorganization of three aviation departments under one head; no progress in air-rail transport, by L. D. Gardner. Engineers and engineering, Philadelphia, July 1929, v. 46, no. 7, p. 169-71.

Air transport in the U. S. Comparison of air transport in U, S. with that of Great Britain; Transcontinental air transport developed by Pennsylvania railroad, by E. Gardner. Woman engineer, London, 1929, v. 3, no. 1, p. 7-9. illus.

European air progress - 1923 in retrospect, by W. T. S. Williams Air, London, 1929, v. 2, p. 25-26, 73-74. Development of european aviation. Airway age, New York, Sep. 1923, v. 9, p. 92.

European airway traffic for 1927. Aviation, New York, Aug. 4, 1928, v. 25, p. 420. tables.

Vuelo europeo 1925. Presupuesto aereo para 1928. Icaro, Madr Mar. 1928, no. 3, p. 37-38.

Europe's air transport organisations, by E. R. Peacock. Air• craft, Melbourne, Feb. 1923, v. 6, no. 9, p. 413, 422-24. illus.

How they fly in Europe, by L. D. Gardner. Review of reviews, New York, Oct. 1927, v. 76, p. 331-39.

Civil aviation abroad in 1926. Flight, London, June 23, 1927, v. 19, no. 25, p. 415-16.

Developments in european commercial aeronautics, by B. V. York. Commerce reports, Washington, June 20, 1927, no. 25, p. 699-700.

Seeing Europe from an air liner. Popular mechanics, Chicago, May 1927, v. 47, p. 722-32. illus.

European air transportation, by H. D. Lindsley. Aviation, Ne York, Mar. 23, 1927, v. 22, no. 13, p. 617-19. illus.

Continental air progress. Engineer, London, Oct. 1, 1926, v. 142, p. 354.

Air transport in Europe. S.A.E. journal, New York, Oct. 1926, v. 19, no. 4, p. 337-42.

European air transport, by Archibald Black. Aero digest, New York, Mar. 1926, v. 3, no. 3, p. 121-23, 170. illus., map.

Commercial aviation in Europe, by E. W. Elliart. Nation, New York, Feb. 24, 1926, v. 122, p. 198-200.

Aeronautica civile. Albania, Condizioni delle concessioni aviatorie in Albania. Francia. Concorso per velivoli commerciali. Germania. La situazione geografica dell' Europa dal punto di vista aeronautico. Grecia. Comunica zionì aeree della Grecia con l'Europa, l'Asia e l'Egittc. Inghilterra. Da Londra alla Città del Capo. Il primo servìzio aereo Londra-Parigi. Europa e Stati Uniti. Trasporti aerei in Europa e negli Stati Uniti. Rivista aeronautica, Roma, Jan. 1926, v. 2, no. 1, p. 127-47. Winged transport in Europe. Independent, Boston, Dec. 5, 1925, v. 115, p. 632-33. illus.

Europe's progress in aviation. Scientific american, New York, Dec. 1925, v. 133, p. 372.

Close view of continental air development. Aviation, New York, Sep. 7, 1925, v. 19, p. 276-78. illus.

Europe takes to the air, by F. B. Austin. Saturday evening post, Philadelphia, Aug. 29, 1925, v. 198, p. 3-4.

Present commercial air service in central Europe. Automotive manufacturer, New York, July 1925, v. 67, no. 4, p. 14-15. illus.

Air traffic in Europe. Scientific american, New York, July 1925, v. 133, p. 8-9. illus., maps.

Proposed aerial route from Europe to Japan outlined, by A. F. Schultes. Trans-pacific, June 20, 1925, v. 12, p. 7.

Uber den weltluftverkehr und europäische luftverkehrsprobleme, von Fischer von Potursyn. Zeitschrift des Osterreichischen ingenieuer und architekten Vereines, Wien, June 12, 1925, v. 77, no. 23, 24, p. 203-06. maps.

Progress of air transport in Europe. Aviation, New York, Mar. 9, 1925, v. 18, no. 10, p. 270-71. illus.

Looking down on Europe, sight-seeing by airplane over commercial aviation routes, by P. Van Zandt- National geographic magazine, Washington, Mar. 1925, v. 47, p. 261-326. illus., map.

Europe ahead in commercial flying. Literary digest, New York, July 14, 1923, v. 78, p. 50-56. map.

European air lines, by Grover Cleveland Loening. Aviation, New York, Feb. 26, 1923, v. 14, no. 9, p. 238-40. illus.

European air traffic. Aerial age, New York, Dec, 1922, v. 15, no. 21, p. 607.

Fundamentals of commercial flying, review of developments in Europe, by Edward Pearson Warner. Aviation, New York, Oct. 30, 1922, v. 13, p. 600-01.

International air lines in Europe. Aerial age, New York, May 22, 1922, v. 15, no. 11, p. 245. jDmmercial aviation developments in Europe, by W. Knight. Aerial age, New York, Mar. 20-27, Apr. 10-17, 1922, v. 15, p. 30-31, 58-60, 107-09, 133-34. European air line requirements. Combine of german, dutch, and Scandinavian air lines issues technical requirements for commercial aviation. Aviation, New York, Mar. 6, 1922, v. 12, no. 10, p. 237-83.

Fundamentals of commercial flying; review of developments in Europe, by Edward P. Warner. (In National air institute report, 1922, p. 40-46)

Commercial aeronautics in Europe. Aerial age, New York, Aug. 8, 1921, v. 13, no. 22, p. 524.

The European air lines. Aeronautics, London, May 12, 1921, n.s,, v. 20, no. 395, p. 332-34; July 14-21, 1921, n.s., v. 21, no. 404-405, p. 26-29, 41-43. illus.

Das Europäische luftverkehrsnetz, von George P. Neumann. Ver• kehrstechnik, Berlin, May-June 1921, v. 38, p. 218-21. illus.

Development of commercial aviation in Europe. Literary digest, New York, May 14, 1921, v. 69, p. 73.

The London-Continental services. Flights between September 19 and December 18, inclusive. Flight, London, Sep. 30- Dec. 23, 1920, v. 12, no, 40-52, p. 1040, 1068, 1095, 1115,. 1125, 1151, 1170, 1196, 1211, 1230, 1250, 1238.

Europe's progress in commercial aviation. Handley Page map of european air routes. Aircraft journal, New York, Oct. 11, 1920, v. 7, no. 15, p. 6. map.

The London-continental services. Flight, London, Sep. 16, 1920, v. 12, no. 38, p. 996-97.

New international aircraft services. The Aeroplane, London, June 23, 1920, v. 18, no. 25, p. 1202.

European air lines. Air service journal, New York, Aug. 23, 1919, p. 6.

Europe organizing passenger air lines, by H. Thomas. Aviation, New York, Jan. 15, 1919, v. 5, p. 762.

Liaison aérienne par dessus les Balkans, par A. de Masfrand. L'Aérophile, Paris, Oct. 1-15, 1916, v. 24, no. 19-20, p. 303.

AUSTRIA

Air traffic in Austria. Aeroplane, London, Jan. 8, 1936, v. 50, no. 1285, p. 44-46. illus. Six mois de service aérien rapide Zurich-Vienne, par W. Mittel- holzer et B. Zimmermann. L'Aéronautique, Paris, Feb. 1933, v. 15, no. 165, p. 31-35. illus.

Austria's air lines. Flight, London, Sep. 23, 1932, v. 24, no. 39, p. 399-900. map.

Civil aeronautics in Austria. Aero digest, New York, Dec. 1931, v. 19, no, 6, p. 92.

To air-link England with Austria. Literary digest, New York, Nov. 24, 1923, v. 99, p. 19. maps.

German and austrian air services. New mail and freight services; Deutsche lufthansa, by C. H. Pollog. Aero digest, New York, July 1928, v. 13, no. 1, p. 170.

Österreichs bedeutung im luftverkehr, von Wulf von Stratowa. Flugwoche, Berlin, 1928, v. 10, no. 3, p. 76-78. illus.

BELGIUM

Statistiques du trafic aérien pour l'année 1935 - Belgique. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 17, 1936.

Statistiques du trafic aérien pour l'année 1934 - Belgique. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 12, 1936.

Statistiques du trafic aérien pour l'année 1933 - Belgique, Bulletin de renseignements de la C.I.N.A., Genève, May 2, 1935.

Belgium- Belgian Congo start of air line Oct. 7, 1934. Aéroplane, London, July 25, 1934, v. 47, no. 4, p. 121¬ 122. map.

S.A.B.E.N.A. Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 189. illus.

Statistiques du trafic aérien pour l'année 1932 - Belgique. Bulletin de renseignements de la C.I.N.A., Genève, Oct. 26, 1933.

Le Réseau et le trafic de la SABENA. Les Ailes, Paris, Feb. 9, 1933. 1 p. illus., map.

Sabena air lines in 1932. Aéroplane, London, Feb. 1, 1933, v. 44, no. 5, p. 186. Statistiques du trafic aérien pour 1930 - Belgique. Bulletin de renseignements de la C.I.N.A., Genève, July 2, 1931.

London-Brussels. Airways, London, May 1930, p. 268.

French and Belgian air activities. Flight, London, Jan. 24, 1930, v. 22, no. 4, p. 155.

L'Aviation marchande belge en Europe et au Congo. La Conquête de l'air, Bruxelles, Oct. 1929. 7 p. illus.

L'Activité de la Sabena au Congo Belge pendant le mois de décembre 1928. La Conquête de l'air, Bruxelles, Feb. 1, 1929.

Belgium in the air. Belgium Congo commercial air line develoi ment; proposed air route from Brussels to Congo outlined, by P. E. Lamarche. Popular aviation, Chicago, Nov. 1926, v. 3, no. 5, p. 28-31, 120-21. illus.

Une "Ligne d1empire" Franco-Belge. Etudes aéronautiques, économiques et politiques, June 1928. 8 p.

England-Belgium air service. Aeronautics, London, July 22, 1920, v. 19, no. 353, p. 67.

CZECHOSLOVAKIA

Statistiques du trafic aérien pour 1932-1936 - Tchécoslovaquie Bulletin de renseignements de la C.I.N.A., Genève, Apr. 3, 1933, Mar. 1, 1934, Apr. 4, 1935, May 28, 1936, June 1 1937.

The 1936 czech programme; inaugurate new Unes. Aéroplane, London, Jan. 22, 1936, v. 50, no. 1287, p. 105.

Establishment of an air mail and passenger service between Moscow and Prague. Aero digest, New York, Aug. 1935, v. no. 2, p. 75.

Letecka doprava v Ceskoslovenske Republice roko 1931. Zpravg verejne sluzby technicke, Apr. 1, 1932, v. 14, no. 7, p. 206-10.

Air transport in Czechoslovakia. Aircraft, Melbourne, Nov. 31 1929, v. 3, no. 3, p. 126.

Cinq années d'activité des lignes aériennes tchécoslovaques d'etat-résultats d'exploitation. Letectvi, Praha, Feb. 1929. Air transport developments in Lithuania and Denmark. Aeroplane, Lonaon, Sep, 16, 1936, v, 51, no. 1331, p. 365. illus.

Statistiques du trafic aérien, pour l'année 1930-1935. Bulletin de renseignements de la C.I.N.A., Genève, May 7, 1931, Mar. 3, 1933, Mar. 30, 1933, Mar. 8, 1934, June 37, 1935, Apr. 13, 1936.

Commercial aviation in Denmark. Flight, London, Dec. 28, 1933, v. 25, no. 1305, p. 1306-07. illus.

Denmark in the air. Description of air transport in Denmark; connections to England, France and other countries, by P. E. Lamarche. Popular aviation, Chicago, Jan. 1929, v. 4, no. 1, p. 22-25. illus.

FINLAND

Finland's air transport; advocates three routes. Aeroplane, London, Sep. 3, 1936, v. 51, no. 1319, p. 304.

Statistiques du trafic aérien pour 1931-1935 - Finlande. Bulletin de renseignements de la C.I.N.A., Genève, May 19, 1932, May 13, 1933, Mar. 29, 1934, Apr. 30, 1936.

The Air lines of Finland from 1923 to 1933. Shell aviation news, London, Jan- 1934.

commercial flying in Finland and Roumania. Flight, London, Nov. 20, 1931, v. 23, no. 47, p. 1156.

FRANCE

Paris à New York direct sans débarquement, par P. Desbordes, Les Ailes, Paris, July 15, 1937, p. 3-4.

Le Luxe et le confort dans notre aviation commerciale, par A. Mauny. L'Illustration, Paris, May 22, 1937. 197 p. illus.

Statistiques du trafic aérien. Trafic année 1935 - France. Bulletin de renseignements de la C.I.N.A., Genève, June 35, 1936.

Le Bilan de la Compagnie Air-France en 1935. L'Aviation, Paris, May-June 1936. 2 p. tables. Wings over four continents; Air France Unes. Popular mechanic Ch'i cago, Dec . 1935, v. 64, p. 866-68. illus., map.

Air France increases. Flight, London, Nov. 14, 1935, v. 28, no. 1403, p. 516.

Les Avions d'Air France sur le reseau continental, par E. Serre. L'Aéronautique, Paris, Oct. 1935, v. 17, no. 197, p. 271-274. illus.

Les Résultats obtenus par l'Air-France. Les Ailes, Paris, Sep. 5, 1935, p. 7.

La Compagnie aéromaritime, filiale des chargeurs réunis-ligne Niamey-Cotonou. L'Aviation, Paris, Aug. 1935. 2p. Illus., map.

La Compagnie postale Air-Bleu-Réseau, tarifs, matériel. L'Aviation, Paris, Aug. 1935. 2 p. illus., map.

Air France figures for 1935; passengers, freight. Aéroplane, London, July 29, 1935, v. 51, no. 1314, p. 165.

Air transport business In France forges ahead. National aeranautic magazine, Washington, May 1935, v. 13, no. 4, p. 10.

L'Aviation commerciale française à travers le monde, par J. Dentan. Revue du Ministère de l'air, Paris, Apr. 1935. 10 p. tables.

Air France fleet. Aéroplane, London, Oct. 24, 1934, v. 47, no. 1222, p. 492-94.

Les Résultats d'exploitation de la compagnie Air-France, par L. Pondeveaux. Le Génie civil, Paris, Sep. 22, 1934, v. 105, p. 266-67.

Statistiques du trafic aérien, année 1932. Bulletin de renseignements de la CI.M.A., Genève, Aug. 23, 1934-

Air France. Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 133. illus.

French service to Madagascar, by R. C. Wood. Flight, London, May 10, 1934, v. 26, no. 1324, p. 456.

Statistiques du trafic sur les lignes aériennes en 1933 - Franc Bulletin de renseignements de la C.I.N.A., Genève, Apr. 12, 1934.

Franco-German co-operation. Aéroplane, London, Mar. 7, 1934, v. 46, no. 10, p. 394. Current french practice, by R, J. de Marolles. Aircraft engineering, London, Feb. 1934, p. 33-36.

Policy of air-France. Airways and airports, London, Feb. 1934, v. 10, no. 11, p. 313-14. illus.

France renews her air line equipment. Airways and airports, London, Jan. 1934, v. 10, no. 10, p. 386-88. illus.

Rationalising french air transport. Airways and airports, London, Sep. 1933, p. 173-74.

Resume of commercial information special issuer; statistics of french air lines and London-Paris service. Journal of the R.Â.S., London, Aug. 1933, v. 37, p. 708-723. tables.

The French air line fusion. Aeroplane, London, June 7, 1933, v, 44, no. 33, p. 1021.

L'Organisation de l'aéronautique marchande française. L'Aéro• nautique, Paris, May 1933, v. 15, no, 168, p. 102. illus.

La Flèche d'Orient de la C.I.D.N.A. en face de la crise européenne, par M. Jean Du titan. Revue aéronautique internationale, Paris, Mar. 1933. 5 p. illus., map.

Le Parcours Tunis-Tchad. Reconnaissance uu Sahara oriental, ses possibilités aéronautiques. Revue des forces aériennes, Paris, Sep. 1932. 3 p. illus., maps.

Statistiques du trafic aérien pour l'année 1932 - France. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 9, 1932.

French commercial aviation in 1931. Aeroplane, London, Feb. 10, 1932, v. 41, no. 2, p. 247.

L'Organisation technique des services de la Compagnie générale aéropostale, par J. Delimal. Le Génie civil, Paris, Apr. 11, 1931, v. 93, p. 371-73. illus., maps.

Air union developments. Flight, London, Mar. 6, 1931, v. 23, no. 10, p. 206-07.

Le Trafic aérien français pour septembre et décembre 1930. Etudes aéronautiques, économiques et politiques, Feb. 1931.

L'Aviation commerciale en France; son histoire, son état actuel, son influence sur la vie économique, par Claude Bouilloux- Lafont. Paris, F. L. Vivien, 1931- 128 p. diagrs., plates.

Technical organization of the Compagnie générale aéropostale, by P. Grimault. Journal of the R.A.S., London, Nov. 1930, p. 922-35. On a french air line. Aéroplane, London, Oct. 22, 1930, v. 39. no. 17, p. 946.

La Ligne France- Indo-Chine fonctionnera en janvier 1931. Les Ailes, Paris, June 13, 1930. 3 p.

Commercial aviation in France, by J. D. Johnson. Aeronautical world journal of commerce, Los Angeles, June 1930, p. 31.

Résultats d'exploitation des réseaux aériens français en 1929. Les Ailes, Paris, May 1, 1930. 3 p.

L'Exploitation de l'Alr-union en 1939. L'Aéronautique, Paris, May 1930.

La Politique aéronautique de la France, le proche avenir de l'aviation civile, par Laurent M. Eynac. L'Aérophile, Paris, Apr. 15, 1930, v. 38, no. 7, 8, p. 97, 99-103. lllus.

Technical organisation of the compagnie générale aéropostale. Flight, London, Apr. 11, 1930, v. 23, no. 15, p. 432-25. illus., maps. (Also Aéroplane, London, Apr. 9, 1930, v. 38, no. 15, p. 673-78. map;

Statistique du trafic aérien pour l'année 1929. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 8, 1930.

Handelsluftfahrt, der französische luftverkehr, von Joachim Matthias. Die Luftwacht, Berlin, Mar. 1930, no. 3, p. 107-10.

To Paris by air express, by H. Harper. Air, London, Mar. 1931. p. 124-27.

Les Réseaux aériens français. L'Europe nouvelle, Paris, Feb. 8, 1930.

French air transport merger. Flight, London, Jan. 31, 1930, v. 22, no. 5, p. 171. illus.

French and belgian air activities. Flight, London, Jan. 24, 1930, v. 22, no. 4, p. 155.

Developments in french air transport. Aéroplane, London, Jan. 22, 1930, v. 38, no. 4, p. 141.

L'Activité des lignes aériennes commerciales françaises en 1929 (Air union - aéropostale- C.I.D.N.A.) L'Aéronautique, P Dec. 1929, v. 11, no. 127, p. 425. illus.

Statistiques des réseaux français pour l'année 1928: Lignes exploitées-Longueur - Période d'exploitation et fréquence du service-trafic. Bulletin de la Chambre syndicale des industries aéronautiques, Paris, Sep.-Oct. 1929. La Ligne Montluçon-Clermont-Ferrand-Genève. L'Air, Paris, June 1, 19S9. 1 p.

Le Matérial des compagnies françaises de transport. L'Aéro• nautique, Paris, May-June 1929, no. 130-21, p. 171-74. illus.

Les Lignes aériennes françaises en 1928. L'Aéronautique, Paris, May 1929, no. 130, p. 173-74. illus.

La Ligne aérienne Bordeaux-Clermont-Ferrand-Genève. Bulletin mensuel de l'Aéro club d'Auvergne, Apr. 1929.

Compagnie générale aéropostale (Latécoère air Unes) Paris; one of the pioneers in air transportation operating the longest air-mail line from Europe to South America. New York, D. 0. Baudouy and company, agents, 1939. 24 p. diagrs., illus.

Sur les lignes de l'Aéropostale. L'Aéronautique, Paris, Dec. 1923, v. 10, no. 115, p. 425-30. diagrs., illus.

La Ligne projetée Bordeaux-Genève. Les Ailes, Paris, Oct. 11, 1923. 1 p.

Ship-to-shore service on the French line by seaplane. Aero digest, New York, Sep. 1928, v. 13, no. 3, p. 564. illus.

Enquête sur l'aviation commerciale. La Technique aéronautique, Paris, Aug. 15, 1928, p. 136-42.

First accomplishment of the domestic french network, by Gilbert Saraier. Aëronautica, Amsterdam, Aug. 1928, v. 2, no. 3, p. 142-43. illus.

Une "Ligne d'empire" Franco-Belge. Etudes aéronautiques, économiques et politiques, June 1928, 8 p.

Trafic des lignes aériennes subventionnées par l'état français, Jan.-Mar. 1928. Etudes aéronautiques, économiques et politiques, June 1928. tables.

Etude sur l'organisation et le fonctionnement de l'aviation coloniale française. La Technique aéronautique, Paris, May 15, 1938, no. 80. 4 p. illus.

Civil aviation in France, by Boucabeille. Aëronautica, Amster• dam, Apr. 1938, v. 2, no. 4, p. 50-53. illus.

La Politique des transports aériens commerciaux, selon M. Louis Bréguet, par Louis Bréguet. L'Aérophile, Paris, Feb. 1-15 1928, v. 36, no, 3-4, p. 59. Les Transports aériens en France et la politique à suivre les développer. La Technique aéronautique, Paris, Jan. 15, 1928. 3p.

Enquête technique sur l'aviation commerciale, par Jacques Viver.- La Technique aéronautique, Paris, Dec. 15, 1927, n.s., v. 13, no. 74, p. 310-21. i La Ligne aérienne France-Amérique du sud, par M. L. L'Aéro- phile, Paris, Nov. 1-15, 1927, v. 35, no. 21-22, p. 342¬ 43. map.

L'Aviation commerciale en France et à l'étranger, par Louis Kahn. Revue politique et parlementaire, Nov. 10, 1927, Paris, 32 p.

Le Reseau intérieur est-il souhaitable? par Marcel Ducout. L'Aérophile, Paris, Apr. 1-15, May 1-15, July 1-15, 1927, no. 7-14, p. 100, 131-32, 210.

Les Rapports entre l'état français et les compagnies de trans• ports publics aériens, par Pierre Lampué. Paris, L. Chaur et L- Qunisac, 1927. 108 p.

Der Französische flugverkehr, von Wernekke. Luftweg, Berlin- München, Sep. 25, 1926, no. 18, p. 133-89.

Commercial returns of french air Unes. Aviation, New York, Aug. 9, 1926, v. 21, p. 256.

French civil aviation. Aviation, New York, July 26, 1926, v. 21, no. 4, p. 127-29. illus.

Trafic des compagnies françaises en 1925. L'Aéronautique, Paris, Mar. 1926, v. 8, no, 82, p. 114-116.

France leads the world in development of commercial aviation. Aviation, New York, Jan. 11, 1926, v. 20, p. 57.

Aeronautica civile. Albania. Condizioni delle concessioni aviatorie in Albania. Francia. Concorso per velivoli commerciali. Germania. La situazione geografica dell' Europa dal punto di vista aeronautico. Grecia. Comunica• zioni aeree della Grecia con l'Europa, l'Asia e l'Egitto. Inghilterra. Da Londra alla Città del Capo. Trasporti aerei in Europa e negli Stati Uniti. Rivista aeronautica. Roma, Jan. 1926, v. 2, no. 1, p. 127-47.

Les Transports aériens français. L'Aéronautique, Paris, Jan. 1926, v. 8, no. 30, p. 33-38. illus. French civil aviation. A review of french air transportation with statistics for past three years of operation- Aviation, New York, 1926, v. 21, p. 127-29. illus.

France leads the world in development of commercial air trans• portation. Aviation, New York, 1926, v. 20, p. 57.

Notre aviation marchande, avec une carte générale du reseau aérien, par Jacques Vivent. Paris, Sansot, 1926. 168 p. map.

Les Transports en service intérieur et en service international, par Louis Josserand. Paris, Arthur Rousseau, 1926. 1137 p.

Commercial aviation in France, by L. C. Morse. U. S. Dept. of commerce reports, Dec. 21, 1925, no. 51, p. 636-87.

Organization of the french air services. Aviation, New York, Nov. 9, 1925, v. 19, no. 19, p. 674-75. illus.

French airlines actually in service July 1, 1925. Aviation, New York, Sep. 21, 1925, v. 19, p. 360. map.

La Situation des compagnies françaises de navigation aérienne à la fin 1924, par Pierre Comoz. L'Aéronautique, Paris, Feb. 1925, v. 7, no. 69, p. 70-71.

Latécoère air lines, by J. Parker Van Zandt. Washington, 1925. 17 p. map. (N.A.C.A. Technical memorandums no. 327)

Les Services d'aviation entre la France et l'Afrique du nord. Le Génie civil, Paris, Dec. 22, 1923, v. 83, p. 526-36.

French commercial aviation progress. Aviation, New York, Sep. 17, 1923, v. 15, no. 12, p. 346.

French air lines. Aviation, New York, July 30, 1923, v. 15, no. 5, p. 131. map.

France revealed as mistress of the air. Literary digest, New York, Feb. 3, 1923, v. 76, p. 70-71.

Commercial aviation in France - 1922. Aeronautical digest, New York, Feb. 1923, p. 109.

French air traffic progress. Aviation, New York, May 1, 1922, v. 12, no. 18, p. 514.

Commercial aviation in France, by A. M. Brace. Current history magazine, New York, Apr. 1922, v. 16, p. 118-19. map.

Civil aviation In France. Aerial age, New York, Mar. 20, 1922, v. 15, no. 2, p. 31. French air transport economics. Aviation, New York, Mar. 20, 1922, v. 12, no. 12, p. 345.

French progress in civil air transport, by M. de Lavergne. Aviation, New York, Feb. 6, 1922, v. 12, no. 6, p. 170-71.

Organization of french civil aviation. Department of Commerce report showing organization of French civil aviation bureau and activities of air lines. Aviation, New York, Jan. 16, 1922, v. 12, no. 3, p. 76.

Frankreichs luftverkehr. Flugsport, Frankfurt, 1922, v. 14, p. 3-9, 22-25. illus.

Commercial aviation in France. Aerial age, New York, Nov. 7, 1921, v. 14, no. 9, p. 203. (Also Flight, London, Sep. 22, 1921, v. 13, no. 38, p. 626, 628)

The French services. Aerial age, New York, July 11, 1921, v. 13, no. 13, p. 411.

Night service in France. Aerial age, New York, May 16, 1921, v. 13, no. 10, p. 219.

Some french civil flying figures. Aerial age, New York, Apr. 1 1921, v. 13, no. 5, p. 112.

L'Aviation commerciale française, par L. Hirschauer. La Technique moderne, Paris, Apr. 1921, v. 13, no. 4, p. 145-53. illus.

French forge ahead in Channel air service. Aviation, New York, Mar. 21, 1921, v. 10, no. 12, p. 364.

Time table and tariff of air companies operating at Paris. Aeronautics, London, Oct. 7, 1920, v. 19, no. 364, p. 262-

LîAviation commerciale en France. Suisse aérienne, Berne, July 10, 1920, v. 2, no. 13, p. 193-94.

Les Transports aériens entre Paris et Londres. Le Genie qivi.1. Paris, June 26, 1920, v. 76, no. 26, p. 577-78.

Air service to her colonies being developed by France. Tne Naviator, Pensacola, Fla., May's, -1920, v. 1, no. 13, p. 8.

Commercial service between France and Morocco. Aircraft journal, New York, Apr, 3, 1920, v. 6, no. 14, p- 11.

L'Aviation coloniale et la propulsion aérienne navigation fluvi aux colonies, par Robert Lésinons.. Paris, Librairie aéro• nautique, 1920. 47 p. illus. Progress of air navigation in France. Aircraft journal, New York, Nov. 15, 1919, v. 5, no. 18, p. IS, 16.

Luftverkehr zwischen Deutschland und Frankreich, österreichische flugzeitschrift, Wien, Aug. 25, 1913, v. 7, no. 16, p. 386¬ 387.

Air traffic in France. American aeronautics, New York, Aug. 1909, v. 1, no. 1, p. 35-36.

Société française de navigation aérienne, par Paul Delaporte. L'Aéronaute, Paris, July 15, 1909, v. 42, no, 499, p. 22.

GERMANY

Statistik des deutschen luftverkehrs im kalenderjahr 1936. Nachrichten für luftfahrer, Berlin, Aug. 21, 1937, v. 18, no. 34, p. 652-630. illus.

Statistiques du trafic aérien pour l'année 1935 - Allemagne. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 29, 1937.

Neue luftverkehrsstrecke. Korrespondenz für das gebiet der luftfahrt, Berlin, Nov. 1936, v. 5, no. 88, p. 1.

Statistik des deutschen luftverkehrs im kalenderjahr 1935. Nachrichten für luftfahrer, Berlin, Oct. 10, 1936, v. 17, no. 41, p. 773-797.

Commercial aviation in Germany. Aircraft, Melbourne, Sep. 1, 1936, v. 14, no. 7, p. 5.

Development of german air traffic, by E. Berendt. Engineering progress, Berlin, July 1936, v. 17, no. 7, p. 161-66.

Germany and night mails; gênerai information on german air mail Unes. Aéroplane, London, June 3, 1936, v. 50, no. 1306, p. 719-21.

Lufthansa Company establishes good record. Aircraft, Melbourne, Mar. 2, 1936, v. 14, no. 6, p. 22, 32.

New wings for a new Germany, by Edmund T. Allen. Aviation, New York, Feb. 1936, v. 35, p. 23-25. illus,

Deutschland im weltluftverkehr, von K. Hamann. Berlin, Verlag Triltsch, 1936. 150 p. Le Service de la Deutsche lufthansa. L'Aéronautique, Paris, Nov. 1935, v, 17, no. 198, p. 295-98. illus.

Promotion of the gertaan Lufthansa in 1934. Shell aviation news, London, Oct. 1935. 2 p.

Progress of air transport in Germany, by M. Wronsky. Air• craft, Melbourne, Aug. 1935, p. 18.

Characteristic thoroughness. Aeroplane, London, July 17, 1935 v. 49, no. 1260, p. 95. (Summary of Deutsche lufthansa annual report)

Night mail. Deutsche lufthansa operations between Berlin and London, Flight, London, Jan. 24, 1935, v. 27, no. 1361, p. 109. illus.

German progress and plans. Aeroplane, London, Aug. 15, 1934, v. 47, no. 6, p. 204. illus.

Deutsche lufthansa- Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 189. illus.

Le Budget aéronautique allemand, les dépenses de la Deutsche lufthansa, l*lnfrastructure, la formation du personnel, par H. Bouché. L'Illustration, Paris, June 2, 1934. 4 p. maps- Franco -German co-operation. Aeroplane, London, Mar. 7, 1934, v. 46, no* 10, p. 394.

Deruluft in 1933 - Germany. Flight, London, Mar. 1, 1934, v. 26, no. 1314, p. 191.

Statistique du trafic aérien pour 1*année 1932 - Allemagne. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 11, 1934.

Germany over the south Atlantic. Airways and airports, Londcr. Jan. 1934, v. 10, no. 10, p. 274-75. (Deutsche lufthansa route)

Finanzlelles ergebnis flir 1932 der Deutschen lufthansa. Die Luftwacht, Berlin, Mar. 1933. 1 p.

Berlin-Buenos Aires in five days. Flight, London, Feb. 23, 1933, v. 25, no. 1261, p. 174-75. illus. (Also Aeroplar- London, Feb. 22, 1933. 1 p. illus)

Our trip from Berlin to London, by J. A. Mann. Popular avia• tion, Chicago, July 1932, v. 11. no. 1, p. 27-28, 60, illus. (Via Deutsche lufthansa) 5 jähre deutsche luftfahrt G.m.b.H., von Wolfgang Weese. Luftschau, Berlin,__May 10, 1332, v, 5, no. 9, p. 135¬ 138. diagrs., illus., tables.

Germany-to-China air-line. Literary digest, New York, Apr. 30, 1932, v. 113,,p. 33-

German transport airplanes, by Edwin P. A. Heinze. Aero digest, New York, July 1931, Apr. 1932, v. 19-20, no. 3-4, p. 82¬ 86; 76, 78- illus.

By air to Moscow, by Harold Butcher. U. S. Air services, Washington, Jan. 1932, v. 17, no. 1, p. 19-22. illus. (Deutsche lufthansa)

Deutsche lufthansa a. g, von Wulf Bley. Berlin, Widder vorlag, 1932. 121 p. diagrs., illus., maps.

Statistik des deutschen fluglinienverkehrs im kalenderjahr 1930- Nachrichten für luftfahrer, Berlin, Aug. 15, 29, 1931, v. 12, no. 32-53, 34-55, p. 228-36, 238-46.

Verkehr auf dem europäischen luftnetze der Deutschen lufthansa für das jähr 1930. Die Luftwacht, Berlin, July 1931. 3 p. illus.

Deutsch-russische luftverkehrsgesellschaft. Deruluft ABC des luftverkehrs. Berlin, Denter und Nicolas, 1931. p. 72.

Mitteleuropa, unter mitwirkung der Deutschen lufthansa a.g., mit einem geleitwort von Erhard Milch. Leipzig, Biblio• graphisches institut a.g., 1931. 544 p. maps.

Lufthansa engineering Organization, by Richard M. Mock. Aero digest, New York, Nov. 1930, v. 17, no, 5, p. 61. illus.

German commercial air transport, by Martin Wronsky. Journal of the R.A.S., London, Oct. 1930, v. 34, no. 238, p. 849-71.

Deutsche lufthansa in 1929, by Edwin P. A. Hein2e. Aero digest, New York, Sep. 1930, v. 17, no. 3, p. 160.

Statistiques du trafic aérien en Allemagne, années 1926-1927 et 1928-1929. Bulletin de renseignements de la C.I.N.A., Paris, July 3-10, 1930.

Deutschlands luftverkehrspolitik und luftverkehrsbetrieb im jähre 1929, von Martin Wronsky. Die Luftwacht, Berlin, June 1930, no. 6, p. 252-57.

Die Politik des deutschen luftverkehrswesens. Die Luftwacht, Berlin, June 1930. 6 p. Commercial air transport in Germany. Aéroplane, London, Mar. 19, 1930, v. 38, no. 12, p. 489-92. illus,

German commercial air transport, by Martin Wronsky. Flight, London, Mar. 21, 1930, v. 22, no. 12, p. 323-31.

L'Activité de l'aviation commerciale allemande en particulière• ment en Perse et en Chine. Les Ailes, Paris, Feb. 27, 19-: I 1 p. map.

German commercial aviation in 1929, by Carl Hanns Pollog. Aer digest, New York, Feb. 1930, v. 16, no. 2, p. 59, 98. illus.

Lufthansa reduces flying schedule over Europe. Air transporta¬ tion, New York, Jan. 13, 1930, v. 10, no. 13, p. 6.

Das Deutsdhe flugwesen in der Verkehrspolitik, von Theodor Langweg. Emsdetten, Westfalen, Heinrich und J. Lechte, 1930.

Deutsche handelsluftfahrt; ein vortrag vor dem Institute of transports und der Royal aeronautical society, London, von Martin Wronsky. Berlin, E. S. Mittler und söhn, Buchdruckerei G.m.b.H., 1930. 33 p. illus.

Finanzierung und organisation des luftverkehrs, unter besonder berücksichtigung der deutschen Verhältnisse, von Heinz . Schenk. Frankfurt, a.M., Diplom-Volkswirt, 1930. 165 p. illus.

Plane facts. Deutsche lufthansa. Berlin, Printed by Gebr. Radetzki, 1930. 15 p. illus., map.

10 jähre deutsche handelsluftfahrt, herausgegeben von der Deutschen lufthansa a.g. Berlin, 1930. 42 p. diagrs., illus.

Wirtschaftliche problème des deutschen luftverkehrs, von Hell• muth Becker. Hamburg, Kellinghusen, H.J.J. Hay, 1930. 87 p.

Zur rationalisierung der innerdeutschen handelsluftfahrt, von Emmy Osswald. Heidelberg, Weiss, 1930. 95 p. (Heidel• berger Studien aus dem Institut für sozial und staatswissen¬ schaften)

Le Plan de la Lufthansa et les liaisons inter-européennes et inter—continentales. Les Ailes, Paris, Dec. 5, 1929. 3 p.

Civil aviation progress. German air transport, py S. Brancker. Engineering, London, Nov. 22, 1929* v. 128, 'no. 3332, p. 666-67. (Also Aéroplane, London, Oct. 16, 1939, v. 37, no. 16, p. 963-64, 66. illus.) Note sull'aviazione commerciale germanica, di Giuseppe Luraghi. Rivista aeronáutica, Roma, Aug. 1929, v. 5, no. 8, p. 286¬ 95. illus.

Englische und deutsche luftverkehrspolitik, von Martin Wronsky. Die Luftwacht, Berlin, July 1929, no. 7, p. 293-301. illus.

Regularity In transport aviation. Results of three years' working of commercial air lines of Deutsche lufthansa, by E. Milche. Aircraft engineering, London, July 1929, v. 1, no. 5, p. 155-57. illus.

Commercial aviation in Germany. Number of passengers carried in 19Ö9 increased 8 per cent;,leading air lines. Modern transport, London, June 29, 1929, v. 21, no. 527, p. 25. illus .

Die Finanzielle krisis der deutschen luftlinien. Luftfahrt, Berlin, May 17, 1929. 2 p.

Deutsche Verkehrsflugzeuge, von E. Gossow. Zeitschrift des V.D.I., Berlin, May 4, 1929, v. 73, no. 13, p. 597-603. illus.

Transporting freight in Germany; It's advantages in Europe, by H. H. von Ranke. Airway age, New York, May 1929, v. 10, no. 5, p. 633.

The Status of german civil aeronautics, by Brandenberg. Domes• tic air news, Washington, Feb. 15, 1929, no. 46, p. 4-12.

The German air lines, by F. Desmond Sprague. Airway age, New York, Jan. 1929, v. 10, no. 1, p. 42-48. illus.

Deutschland luftverkehr, von H. Albrecht. Luftfahrt, Dec. 7, 1928, v. 32, no. 23, p. 372-73.

L'Effort des Russes et des Allemands sur la route d.'Extréme- Orient. Les Alles, Paris, Nov. 1, 1928, 2 p. maps.

Verbindung des flugdienstes mit dem eisenbahndienst. Nach• richten für luftfahrer, Berlin, Oct. 4, 1928. 5 p.

Tráfico aéreo alemán, por Martin Wronsky. Icaro, Madrid, Sep. 1928, no. 9, p. 252-64. diagrs., illus., maps.

Commercial aviation in Germany and England. Largest Development in air transport has occurred in Germany; air routes of Imperial airways. Iron age, New York, July 26, 1923, v. 122, no. 4, p. 226. Rail and air transport in Germany. Effects of development of civil aviation, night services; rail and airway coordina• tion. Modern transport, London, July 14, 19S8, v. 19, no. 437, p. 9-10.

German and austrian air services. New mail and freight service Deutsche lufthansa, by C. H. Pollog. Aero digest, New York, July 1928, v. 13, no. 1, p. 170.

Der Sommerflugplan der Deutschen lufthansa. Der Luftweg, Ber• lin und München, Apr. 25, 1928, no. 8, p. 75-77. diagr.

German air service in 1927. Automotive industries, New Yprk, Apr. 21, 1928, v. 58,.p. 617.

Le Trafic de la Lufthansa en 1927. L'Aéronautique, Paris, Mar. 1928, v. 10, no. 106, p. 105. illus.

German air traffic in 1927, by Gerd v. Hoeppner. Aëronautica. Amsterdam, Jan. 1928, v. 2, no. 1, p. 6-8. illus. .

Air-traveled Germany, by W. J. Davis. Saturday evening post, Philadelphia, Nov. 19, 1927, v. 200, p. 23-29. illus.

Air travel in Germany, a business built on practical economics, by E. J. Mehren. Electrical west, San Francisco, Sep. 1927, v. 59, p. 143-45. (Also Engineering news-record, New York, Aug. 4, 1927, v."""99, p. 172-74 and American machinist, New York, July 14, 1927, v. 67, no. 2, p. 76a-7

German air transport, by Lester D. Gardner. Aviation, New York July 18, Aug. 1, 15, 22, 1927, v. 23, no.-3, 5, 7, 9, p. 146-50, 253-60, 365-69, 469-72, 495. diagrs., illus., maps.

Traveling the air in Germany, by E. J. Mehren. Engineering news record, New York, Aug. 4, 1927, v. 99, no. 5, p. 172¬ 174. illus.

Air traffic in Germany, by Martin Wronsky. Journal of the R.A.S., London, July 1927, v. 31, no. 199, p. 690-714. diagrs., illus., map. (Also Het Vliegveld, Amsterdam, Apr. 1927, v. 11, no. 4, p. 131-34)

Ocean air-liners; german plans and prospects, by L. Adelt. Living age, June 15, 1927, v. 332, p. 1104-06.

Deutsche Verkehrsflugzeuge, von E. Gossow. Zeitschrift des V.D.I., Berlin, May 7, 1927, v. 71, no. 19, p. 617-28. illus.

Stand und aussichten des deutschen luftverkehrs, von Ernst Kredel. Die Luftwacht, Berlin, Apr. 1927, no. 4, p. 224¬ 26. illus. Les Collossales perspectives d'avenlr de l'aviation commerciale allemande, par A. Verdurand. L'Aérophile, Paris, Jan. 1-15, 1927, v. 35, no. 1, 2, p. 2-7. illus.

German night air transportation. Aviation, New York, Jan. 10, 1927, V..22, no. 2, p. 76-77. illus.

Deutscher Luftverkehr, von Martin Wronsky. (in Jahrbuch der W.G.L., 1927, München und Berlin, Verlag von R. Oldenbourg, p. 47-64. illus)

German air transport reorganized. Aviation, New York, Apr. 26, 1926, v. 20, no. 17, p. 635-636.

Germany takes to the air, by L. Fischer. Literary digest, New York, Mar. 13, 1926, v. 88, p. 63-67. (Also Independent, Boston, Nov. 28, 1925, v. 115, p. 604-606J

Aeronautica civile. Albania. Condizioni delle concessioni aviatorie in Albania. Francia. Concorso per velivoli commerciali. Germania. La situazione geografica dell1 Europa dal punto di vista aeronautico. Grecia. Comunica• zioni aeree della Grecia con l'Europa, l'Asia e l'Egitto. Inghilterra, Da Londra alla Città del Capo. Trasporti aerei in Europa e negli Stati Uniti. Rivista aeronautica, Roma, Jan. 1926, v. 2, no. 1, p. 127-47.

The New german air transport combine. An amalgamation, in the interests of economy, of two of the largest air trans• port Systems in Europe. Aviation, New York, Jan. 1926, v. 20, p. 221-222.

Deutsche luftverkehrsstatistik, 1925-1926. Berlin, Reichsver• kehrsministerium, 1925-1926.

Zusammenschluss im luftverkehr, von Kurt weigelt. Berlin, Luftfahrt vorlag g.m.b.h., 1926. 31 p.

Progress of commercial aviation in Germany. Aviation, New York, Dee. 21, 1925, v. 19, no. 25, p. 884-

Enkele beschouwingen over het duitsche luchtverkeer. Het Vlieg¬ veld, Amsterdam, Nov. 1925, v. 9, no. 11, p. 294-96. map.

Die Deutsche Verkehrsausstellung. Raum 9. Luftverkehr und Statistik. Z.F.M., München, Sep. 9, 1925, v. 16, no. 17, 13 p. 363-368. illus.

Germany leads in the airways, by R. Spillane. Commerce and finance, New York, Aug. 12, 1925, v. 14, p. 1542.

German air lines in 1925. The Aeroplane, London, July 22, 1925, v. 29, no. 4, p. 126, 128. Die Bedrohung des deutschen flugverkehrs, von Orlovius. Autor: motorrad-flugwesen, Berlin, July 15, 1925, v. 7, no. 13, p. 357. illus.

Deutscher Aero-Lloyd A.-G. Automobil-motorrad-flugwesen, Berl- July 15, 1925, v. 7, no. 13, p. 353-59. illus., map.

On Germany's commercial aviation. Aeroplane, London, May 20, 1925, v. 28, no. 20, p. 479-430.

Der Deutsche luftverkehr im jähre 1925, von R. Breuer. Automc. motorrad-flugwesen, Berlin, Apr. 15, 1925, v. 7, no. 7, p. 139-90. illus.

Lufthansa; luftpolitische möglichkeiten, von Friedrich Andreas Fischer von Poturzyn. Leipzig, Werner Lehmenn, 1925. 91 diagrs., plates, tables.

Deutscher Aero-Lloyd A.-G. Berlin. Vom deutschen luftverkehr. Automob11-motorrad-flugverkehr, Berlin, Oct. 1924, v. 6, no. 19, p. 490, illus.

Der Deutsche luftverkehr 1923. Nachrichten für luftfahrer, Berlin, Apr. 13, 1924, v. 5, no. 15, p. 109-112. map.

Air transport in Germany. Aviation, New York, Feb. 25, 1924, v. 16, p. 204.

The Moscow-Königsberg air line. Aeroplane, London, Feb. 20, 1924, v. 26, no. 8, p. 152. (Also Flight, London, Feb. 7. 1924, v. 16, no. 6, p. 80)

Berlin to London by air, by F. F. Baumgarten. Living age, Aug. 11, 1923, v. 318, p. 260-62.

German air lines. Aviation, New York, July 9, 1923, v. 15, no. 2, p. 50. map.

Germans outstrip allies in passenger aviation. Literary diges: New York, Nov. 18, 1922, v. 75, no. 7, p. 65-66.

A German commercial move. Aeroplane, London, Nov. 15, 1922, v. 23, no. 20, p. 390.

The German-russian airway. Aviation, New York, July 10, 1922, v. 13, no. 2, p. 35.

German air traffic in 1921. Automotive industries, New York, May 4, 1922, v. 46, p. 974.

Drei jähre luftverkehr. Z.F.M., München, 1922, v. 13, p. 17-22 illus., maps. German air lines. Aerial age, New York, Oct. 10, 1921, v. 14, no. 5, p. 112.

Commercial air transport in Germany. Aeroplane, London, Aug. 24, 1921, v. 21, no. 8, p. 173-174, map.

Commercial aviation in Germany, by Erik Hildesheim. Aviation, New York, Aug. 1, 1921, v. 11, no. 5, p. 135-136. map,

L'Aviation commerciale allemande. L'Aéronautique, Paris, July, 1921, v. 3, no. 26, p. 291-292.

Commercial aviation in Germany, by W. Wronsky. Aviation, New York, Mar. 23, 1921, v. 10, no. 13, p. 402-403. illus.

Commercial aviation in Germany. Aerial age, New York, Jan. 3, 1921, v. 12, no. 17, p. 446. (Also Aeronautics, London, Nov. 25; Dec. 2, 1920, v. .19, no. 371, 372, p. 375-76, 396. map. and Flight, London, Nov. 4, 1920, v. 12, no. 45, p. 1162)

Hamburg im luftverkehr an der wende der jähre 1920-1921, von Joachim Hans Friedrich von Schroeder. Hamburg, Rademacher, 1921. 24 p. illus., plans.

German commercial flying. Aviation, New York, Dec. 13, 1920, v. 9, no. 13, p. 425. illus.

German aviation companies. Aeronautics, London, Nov. 11, 1920, v. 19, no. 396, p. 337.

The Bodensee commercially profitable. Postwar conditions in german aerial transportation, by Ralph H. Upson. U. S. Air services, Washington, Sep. 1920, v. 4, no. 2, p. 17-13. illus.

Communiqués de l'office aérien fédéral: Luftverkehr nach Deutsch• land. Suisse aérienne, Berne, June 25, 1920, v. 2, no. 12, p. 175-176.

Zur Neuordnung des deutschen Verkehrswesens, von H. Kirchhoff. Berlin, 1920.

Air travel in Germany. Aeronautics, London, Oct. 16, 1919, v, 17, no. 313, p. 360.

Why Germans are flying for business rather than for fun. Scientific american, New York, Oct. 4, 1919, v. 121, p. 343.

German commercial after-war aircraft. Aeroplane, London, Sep* 3, 1919, v. 17, no. 1, p. 924-926. diagr. Commercial aviation In Germany. Aeronautics, London, July 31, 1919, v. 17, no. 302, p. 109. (Also Flight, London, July 24, 1919, v. 11, no. 30, p. 991)

German transport, service scheme. Aeronautics, London, May 22, 1919, v. 16, no. 292, p. 547.

Flying across Germany. Flight, London, July 27, 1916, v. 8, no. 30, p. 631.

Luftverkehr zwischen Deutschland und Frankreich, österreich• ische flugzeitschrift, Wien, Aug. 25, 1913, v. 7, no. 16, p. 336-67.

Aerial navigation in Germany. Aeronautics, New York, Apr. 19" v. 12, no. 4, p. 138.

Les Lignes aeriennes allemandes. L'Aeronaute, Paris, Nov. 27, 1909, n.s., v. 42, no. 511.

GREAT BRITAIN*

Air transport in the Empire, by F. D. Bradbrook,. Aeroplane, London, May is', 1937, p. 537-591. illus.

Transport beginnings. Flight, London, May 6, 1937, p. 454-455, illus.

Britain bids for new airways to conquer, by D. Sayre. Aviaticr. New York, Feb. 1937, v, 24, 35, 69, 71, 75. illus.

Winter journey, Scotland, by E. Linklaters. Fortune, Chicago, Feb. 1937, n.s., v. 141, p. 184-92.

The Maybury report. Flight, London, Jan. 38, 1937, p. 95. illus., table. (Also Aeroplane, London, Jan. 37, 1937. 7 p.)

Imperial airways issues annual report. Aircraft, Melbourne, Jan. 1, 1937, v. 15, no. 4, p. 33, 26. illus.

The Final link, by H. A. Taylor. Flight, London, Dec. 34, 193'f v. 30, no. 1461, p. 688-672. illus.

Statistiques du trafic aérien pour 1935 - Angleterre et Irlande du nord. Bulletin de renseignements de la C.I.N.A., Genè~ Dec. 24, 1936.

*Excepting Africa, Australia, British New Guinea, Canada, India Annual general meeting of Imperial airways, limited report, 1936. Imperial airways gazette, Dec. 1936, v. 8, no. IS.

Responsabilité du transporteur aérien. Procès Grein contre Imperial airways. Revue aéronautique internationale, Paris, Dec. 1936. 15 p.

A Review of the year's internal airline operations, by H. A. Taylor. Flight, London, Nov. 5, 1936, v. 30, no. 1454, p. 456-53. map.

The Imperial airways report; statistics 1935-36. Aeroplane, London, Nov. 4, 1936, v. 51, no. 1323, p. 573. illus.

Air transport in north Ireland. Aeroplane, London, Oct. 14, 1936, v. 51, no. 1325, p. 475-78. illus.

Dublin-London first regular air service. Aeroplane, London, Sep. 16, 1936, v. 51, no. 1321, p. 363.

British airways and the night mail. Aeroplane, London, Sep. 2, 1936, v. 51, no. 1319, p. 303-304. illus.

Largest british company doubles capital. Aircraft, Melbourne, Aug. 1, 1936, v. 14, no. 7, p. 24.

The North western route; England's railway air services. Aero• plane, London, Apr. 1, 1936, v. 50, no, 1297, p. 419-20.

Position des Imperial airways au début de 1936 - L'Aéronautique, Paris, Apr. 1936, v. 18, no. 203, p. 81-87. diagrs., illus., map.

The Development of civil aviation; international air lines. British services en Europe, by Francis Shelmerdine. Aeroplane, London, Mar. 18, 1936, v. 50, no. 1295, p. 355¬ 356. illus.

Flying boats chosen by Imperial airways for new empire air routes. Aeroplane, London, Jan. 22, 1936, v. 50, no. 1237, p. 115.

Imperial airways plan to use flying boats on the England-Australia route. Aeroplane, London, Jan. 15, 1936, v. 50, no. 1236, p. 77.

Imperial airways policy. Flight, London, Nov. 7, 1935, v. 28, no. 1402, p. 473-74. illus.

Imperial expansion, by Sir Eric Geddes. Flight, London, Nov. 7, 1935, v. 28, no. 1402, p. 437-38. illus. Air transport in Great Britain, by F. C. Shelmerdine. Aeroplane, London, Nov. 6, 1935, v. 49, no. 1276, p. 570.

The Imperial airways meeting. Aeroplane, London, Nov. 6, 1935, v. 49, no. 1276, p. 566-67. illus.

Imperial airways - yesterday, to-day and tomorrow, by G. E. Woods Hurnphery. Aircraft, Melbourne, Nov. 1, 1935, v. 14, no. 2, p- 19-22, 32. illus. (Also Aeroplane, London, May 1935, v. 48, no. 1249, p. 495-97)

Imperial airways position. Economist, London, Oct. 26, 1935, v. p. 815-16.

Statistiques du trafic aérien pour 1934 - Angleterre. Bulletin de renseignements de la C.I.N.A., Genève, Oct. 3, 1935.

Flying boat service, London to Cape. Engineer, London, Sep. 15. 1935, v. 150, no. 4157, p. 265.

What must be done? by W. Courtney. Aero and airways, Sep. 19Z" p. 280-32.

Imperial inevitability. Flight, London, Aug. 29, 1935, v. 23, no. 1392, p. 230. (Also Aeroplane, London, Aug. 23, 1935, v. 49, no. 1266, p. 274)

Licensing the air lines (british). Aeroplane, London, Aug. 14, 1935, v. 49, no. 1264, p. 210-211. illus.

Speeding up of Imperial air services. Aircraft, Melbourne, July • 1, 1935, v. 13, no. 10, p. 14.

Air services in Great Britain. Aeroplane, London, May 1, 1935, v. 48, no. 1249, p. 525-26. illus., map.

Preparing the way. The Aeroplane, London, Apr. 10, 1935, v. 48, no. 1245, p. 419. illus.

Le Programme impérial britannique de transport aérien - par Henri Bouché. L'Aéronautique, Paris, Mar. 1935, v. 17, no. 190, p. 65-69. illus., map, table.

Prospects for air services in Great Britain. Aeroplane, London, Feb. 13, 20, 1935, v. 43, no. 1238-39, p. 191-92, 219.

Jersey express. Flight, London, Feb. 14, 1935, v. 27, no. 1364, p. 185. illus.

Edward Hillman et la Hillman*s airways limited. L'Aéronautique. Paris, Feb. 1935, v. 17, no. 139, p. 42. Imperial airways - the first decade. Aircraft, Melbourne, Feb 1935, p. 5.

Our internal air lines - What of the future? by C. N. Colson. Flight, London, Jan. 24, 1935, v. 27, no. 1361, p. 95-96. map.

Imperial - british lines plan far-flung spur to Australia. News-week, New York, Nov. 17, 1934, v. 4, p. 24-25. illus-, maps.

British air lines reviewed. Aeroplane, London, Oct. 10, 17, 1934, v. 47, no. 1220-1221, p. 434-435, 461-463. map.

Air ministry resume of commercial information. Journal of the R.A.S., London, Sep. 1934, v. 38, no. 286, p. 776-799. charts, tables.

A National air transport plan. Airways and airports, London, Sep. 1934, v. 11, no. 6, p. 205-06. illus.

After ten years, by G. H. Saxon Mills. Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 179-81. illus,

Imperial airways. Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 186. illus.

Statistiques du trafic aérien pour l'année 1933 - Angleterre. Bulletin de renseignements de la C.I.N.A., Genève, July 26, 1934.

Britain's imperial airways. Popular aviation, New York, July . 1934, v. 15, no. 1, p. 31-32. diagr., illus.

Plan for internal air transport. Aeroplane, London, June 20, 1934, v. 46, no. 25, p. 961-62.

To the sunny south of air, by K. Ayling. Airways and airports London, June 1934, v. 11, no. 3, p. 88-39. illus.

Hang together or hang separately. Aeroplane, London, May 30, 1934, v. 46, no. 22, p. 877-379.

Scheduled air services in Britain. Aeroplane, London, May 16, 1934, v. 46, no. 20, p. 816-819.

Plymouth - Liverpool, by R.A.S. Flight, London, May 10, 1934, v. 26, no. 1324, p. 457. illus.

Commercial aviation and the railways. Aeroplane, London, May 9, 1934, v. 46, no. 19, p. 785-786. London - Belfast - London in one day. Aeroplane, London, May 9, 1934, v. 46, no. 19, p. 787-788. illus.

Development of internal airways as a public service. Airways and airports, London, Nay 1934, v. 11, no. 2, p. 47-48. illus.

Further opportunities for internal air services. Aeroplane, London, Apr. 25, 1934, v. 46, no. 13, p. 725-726. map.

Traffic statistics of Jersey airways Aeroplane, London, Apr. 25, 1934, v. 46, no. 17, p. 730

On ten years of Imperial airways, Aeroplane, London, Apr. 4, 1934, v. 46, no. 14, p. 567-76

Air ferries, by N. Edgar. Airways and airports, London, Apr. 1934, v. 11, no. 1, p 17-18. illus.

Internal air lines, by R. M. Clarkson. Air travel, Apr. 1934, p. 111-14.

Ten years of Imperial airways 1924-34, by S. Instone. Airways and airports, London, Apr. 1934, v. 11, no. 1, p. 19-22. illus.

Whither Britain? Airways and airports, London, Apr. 1934, v. 11, no. 1, p. 25-27. illus.

Speed up on the Empire air routes. Flight, London, Mar. 15, 1934, v. 26, no. 1316, p. 244-45.

Midland and Scottish air ferries, limited. Aeroplane, London. Mar. 14, 1934, v. 46, no. 11, p. 461. (Also Flight, London, Feb. 8, 1934, v. 26, no. 1311, p. 125)

Amsterdam - Hull - Liverpool service, Ae r o piane, L ondon, Mar. 7, 1934, v. 46, no. 10, p. 394.

Commercial flying progress within the Empire, by Edwin Colston Shepherd. Air annual of the British Empire, London, 1934- v. 6, p. 64-73.

Air transport enterprise in Scotland. Airways and airports, London, Dec. 1933, v. 10, no. 9, p. 262-63, 271-72.

Imperial airways, limited. Flight, London, Nov. 2, 1933, v. no. 1297, p. 1092-93.

Britain's first unsubsidised airways. Airways and airports, London, Nov. 1933, p. 239-40. (Hillman's airways) Hull-Holland air service. Flight, London, Oct. 12, 1933, v. 25, no. 1294, p. 1023.

Spithead air ferry. Aeroplane, London, Sep. 6, 1933, v. 45, no. 10, p. 417-420. illus.

Bristol-Cardiff in 20 minutes. Airways and airports, London, Sep. 1933, p. 183-34.

Croydon-Plymouth air service. Airways and airports, London, Sep. 1933, p. 174.

Air services in the British Isles. Flight, London, Aug. 3, 1933, v. 25, no. 1234, p. 774-79. illus., maps, tables.

Ferrying passengers by air across Spithead. Airways and air• ports, London, Aug, 1933, p. 159-60. (Portsmouth, Southsea and Isle of Wight Aviation, ltd.)

Hull - Grimsby air ferry. Aeroplane, London, July 5, 1933, v. 45, no. 1, p. 29.

Inland airlines of the future, by R, Fuller. Air and airways, London, July 1933, p. 118-19.

Air transport in Scotland. Aeroplane, London, June 14, 1933, v. 44, no. 24, p. 1066-71. illus.

Spartan "Heston-Cowes" air line. Flight, London, June 1, 1933, v. 25, no. 1275, p. 518. illus.

Britain's inland airlines, by M. G. Sedorski. Air and airways, London, May 1933, p. 55-56.

New west country air service. Aeroplane, London, Apr. 19, 1933, v. 44, no. 16, p. 635. illus.

Spartan air lines. London - Isle of Wight. Aeroplane, London, Apr. 1933, v. 44, no. 15, p. 639.

Orkney air service. Flight, London, Mar. 30, 1933, v. 25, no. 1266, p. 299. map.

Air services in Scotland and the north. Flight, London, Mar. 23, 1933, v. 25, no. 1265, p. 275.

Air transportation - England. Flight, London, Mar. 9, 1933, v. 25, no. 1263, p. 220-21. charts. (imperial airways, limited)

Air communication with the Irish Free State. Aeroplane, London, Mar. 1933, v. 44, no. 1010, p. 413. • Five year plan for aviation, by 0. Stewart. Air and airways, London, Mar. 1933, p. 433-34. Problems of air transport, by G. E. Woods Humphery. Air and airways, London, Mar. 1933, p. 405-07. (imperial airways, limited)

Development of Imperial airways, by G. E. Woods Humphery. Aeroplane, London, Feb. 15, 1933, v. 44, no. 7, p. 289¬ 292. illus.

Growth of Imperial airways. Flight, London, Feb. 2, 1933, v.. 25, no. 1258, p. 108.

Freedom of civil aviation. Aeroplane, London, Feb. 1, 1933, p. 174-78.

Transport problems of the Empire, by W. Rees Jeffreys. Jour of the Royal society of arts, London, Dec. 30, 1932, v. 31, no. 4180, p. 154-173.

Imperial airways, limited. Flight, London, Nov. 3, 1932, v. 24, no. 45, p. 1028.

Progress of Imperial airways. Aeroplane, London, Oct. 26, 1932, p. 795-96. (Also Air and airways, London, Oct. 1932, v. 9, no. 7, p." 221-22. illus.)

Britain's internal air lines. Air and airways, London, Oct. 1932, v. 9, no. 7, p. 223-24. map.

Empire air progress, by P. E. Bewshea. Canadian aviation, Toronto, Aug. 1932, v. 5, no. 8, p. 24-30. illus.

Air transport. Report on civil aviation. Flight, London, July 22, 1932, v. 24, no. 30, p. 687-688. illus.

Statistiques du trafic aérien pour l'année 1931 - Angleterre. Bulletin de renseignements de la C.I.N.A., Genève, May 5, 1932.

To the magic isle, by J. N. Stewart. Western flying, Los Angeles, Mar. 1932, v. 11, no. 3, p. 22-23. illus. (Wilmington-Catalina airline, limited)

New London-Cannes air service. Flight, London, Feb. 19, 1932, v. 24, no. 3, p. 155.

Imperial airways. Canadian aviation, Toronto, Feb. 1932, v. 5, no. 2, p. 22.

Le Contrôle de la construction aéronautique des appareils civi en Grande-Bretagne. La Technique aéronautique, Paris, 1932. 4 p. TRAMSPORTATIOK - GREAT BRITAIN

Résultats d'exploitation des Imperial airways en 1930. Les Ailes, Paris, Oct. 29, 1931. 2 p.

Imperial airways, limited. Aeroplane, London, Oct. 21, 1931, v. 41, no. 17, p. 990.

Imperial airways report. Flight, London, Oct. 16, 1931, v. 23, no. 42, p. 1041.

Air fleet of Imperial airways, limited. Flight, London, Oct. 2, 9, 1931, v. 23, no. 40-41, p. 983-86, 1023-25.

Statistiques du trafic aérien pour l'année 1930 - Angleterre. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 13, 1931.

Great Britain's flying giants. Aviation mechanics, July-Aug. 1931, p. 17.

By air from Piccadilly.Circus to the Champs Elysées, by Harry Harper. National aeronautic magazine, Washington, July 1931, v. 9, no. 7, p, 25-27.

By air from England to India, by Harry Harper. National aeronautic magazine, Washington, May 1931, v. 9, no. 5, p. 27-29. illus.

Sir Eric Geddes on the future. Flight, Feb. 13, 1931, v. 23, no. 7, p. 142-44.

Britain's civil air fleet. Airways, London, Dec. 1930, p. 539¬ 41.

Imperial airways' general meeting. Air, London, Nov. 1930, p, 454.

Imperial airways limited. Flight, London, Oct. 3, 1930, v. 22, no. 40, p. 1098.

Britain goes out for business by flight, by H. A. Rigby. Air• craft, Melbourne, Oct. 1930, p. 19-20.

Put our Empire on the air map, by H. Brittain. Air, London, Oct. 1930, p. 391-92.

Statistiques du trafic aérien pour 1929 - Angleterre. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 4, 1930.

The State of air transport in the British Empire. Flight, London, Aug. 29, 1930, v. 22, no. 35, p. 977.

Ireland and air transport, by Charles Russell. Flight, London, Aug. 1, 1930, v. 22, no. 31, p. 871. Civil aviation report; progress in 1929. Flight, London, July 18, 19S0, v. 1125, no. 29, p. 815-317.

The Policy of Imperial airways. Aeroplane, London, July 9, 1930, v. 39, no. 2, p. 143-144, 149. illus.

British practices in air line operation, by H. A. Burch. Aeronautical world journal of commerce, Los Angeles, July 1930, p. 76.

England's inland airlines. Airways, London, July 1930, p. 353-54.

London - Amsterdam. Airways, London, June 1930, p. 314.

On Imperial air transport, by Charles Grey Grey. Aeroplane. London, May 1, 1930, v. 38, no. 19, p. 821-30.

London-Brussels. Airways, London, May 1930, p. 268,

On british progress in 1929. Aeroplane, London, Jan. 1, 3, 15, 22, 1930, p. 1-16, 37-52, 77-83, 109-20.

Air transport on a twenty-four hour time table, by Charles E. Ward. Flight, London, Jan. 17, 1930, v. 22, no. 3, p. 131-32. illus.

Air transport in the British Empire, by F. A. de V. Robertson. (In Air annual of the British Empire. London, 1930. p. 33-39)

Imperial air routes, with an introduction by Air Vice Marshal Sir Sefton Brancker, by Alexander Edward Wrottesley Salt. London, J. Murray, 1930. 280 p. diagrs., maps.

The Progress of Imperial airways, 1929-1930. (in Air annual of the British Empire. London, 1930, p. 151-156. illus.

From England to India by aerial express, by H. Butcher. Travel Dec. 1929, v. 54, p. 21-25.

Annual report of Imperial airways, limited. Flight, London, Oct. 4, 1929, v. 21, no. 40, p. 1081-1082.

Imperial airways. Review of five years' operations; extension of indian service; Egypt to South Africa. Aeroplane, London, Oct. 2, 1929, v. 37, no. 14, p. 373-74.

Empire air transport. British commercial aviation and passenge carried by Imperial airways ten years ago and at present compared; african airway. Times trade and engineering supplement, London, July 20, 1929* v. 24, no. 576, p. 15. Englische und deutsche luftverkehrspolitik, von Martin Wronsky. Die Luftwacht, Berlin, July 1929, no. 7, p. 298-301. illus.

Un Aspect inédit du trafic aérien-valeur marchande et nature des marchandises exportées et par l'aéroport du Bourget en 1928. Bulletin de la Chambre syndicale des industries aéronautiques, May-June, 1929. 3 p. tables.

Need for internai air services. Problem of aerial transporta• tion in England; faster transport needed; mail traffic; Anglo-Irish air routes, by I. A- Edwards. Modern trans• port, London, May 18, 1929, v. 21, no. 531, p. 11-13.

To air-link England with Austria. Literary digest, New York, Nov. 24, 1923, v. 99, p. 19. maps.

Commercial flying in England. Details of planes and mileage operated by Imperial airways; airliners arriving and leaving Croydon each day, by J. w. Bellah. Aero digest, New York, Nov. 1928, v. 13, no. 5, p. 397-1024. illus.

Britain in the air. British air lines discussed; plan to join all british possessions to London by air, by P. E. Lamarche Popular aviation, Chicago, Aug. 1923, v. 3, no- 2, p. 18-22 89-91. illus.

Commercial aviation in Germany and England. Largest development In air transport has occurred in Germany; air routes of Imperial airways. Iron age, New York, July 26, 1928, v. 122, no. 4, p. 226.

Growth of commercial aviation. Statistics for 1927 showing number of passengers carried, number of flights, etc. Modern transport, London, July 7, 1923, v. 19, no. 436, p. 11. illus.

British commercial aviation. S.Â.E. journal, New York, May 1926, v. 22, p. 536.

The Airplane and the British Empire. Government regulation; cross Channel services; growth of traffic; air line opera• tions to far east; Australia. New York, Daniel Guggenheim fund for promotion of aeronautics, 1928- 4 p. (Bulletin no. 5)

The Progress of civil aviation in Britain. Aeroplane, London, Apr. 27, 1927, v. 32, no. 17, p. 464-468.

British aviation. History of development of aviation in Great Britain; economic factor; routes; comparison with railways, by F. H. Paee. Institute of transport journal, London, Mar. 1927, v. 8, no. 5, p. 241-46. Les Colossales perspectives d'avenir de 1'aviation commerciale allemande, par A. Verdurand. L'Aerophile, Paris, Jan. 1-15, 1927, v. 35, no. 1-2, p. 2-7. illus.

Civil aeronautics in the United Kingdom. Government policy, aids and regulations; air-mail services, United Kingdom and continent traffic, by B. V. York. Washington, U. S. Bureau of foreign and domestic commerce, 1927. 24 p. (Bulletin no. 518)

On Imperial air ways. Aeroplane, London, Sep. 29, 1926, v. 31 no. 13, p. 417-22.

Vom englischen flugverkehr, von wernekke. Luftweg, Berlin- München, Sep. 25, 1926, v. 1926, no. 18, p. 187-88.

Civil aviation. Annual report from April 1, 1925 to March 31, 1926. Flight, London, Aug. 12, 1926, v. 18, no. 32, p. 492-494.

English air transport, by S. Brancker. Engineers and engines, London, July 15, 1926, v. 43, no. 7, p. 185-190.

Aircraft transport company , by W. L. Cowley. Journal of the R.A.S., London, Mar. 19P.6, v. 30, no. 183, p. 160-228. diagr.

Civil aviation in Great Britain. Scientific american, New Yor Feb. 1926, v. 134, p. 124-125. illus.

Agreement made with Imperial airways, limited, for the establ. ment of a civil air transport service between Egypt and India. London, H. M. Stat, off., 1926. 20 p. (Command papers no. 2758)

Agreement made with Imperial airways, limited, supplementing tfa agreement, dated 15th May, 1924, between the president of the Air council and the company, London, H. M. Stat, off., 1926. (Eyre and Spottiswoode, limited)

Air transport in the strike, by H. E. Perrin. Flight, London, 1926, v. 18, p. 295-297. illus.

Commercial air transport; with a foreword by air vice-marshal Sir üefton Brancker, by Ivo Arthyr Exley* Edwards and F. 1 London, lMew York, Sir Pitman and sons, limited, 1926. It- illus.

Imperial airways, limited. Flight, London, Dec. 31, 1925, v. 17, no. 53, p. 858.

The Lessons of six years' experience in air transport, by Sir Sefton Brancker. Journal of the R.A.S., London, Nov. 192 v. 29, p. 552-585) Commercial aviation; air transport as it effects British Empire, by Vi. Sefton. Journal of the R.A.S., London, June 5, 1925, v. 73, no. 3785, p. 649-663. illus.

British civil aeronautics, 1923-24. Aviation, New York, Dec. I, 1924, p. 1338.

England - India - Australia airship scheme. Aircraft, Melbourne, Sep. 1924, v. 4, no. 6, p. 423-25.

Imperial airways limited. The new 1,000,000 pound aerial trans• port .company. Flight, London, Apr. 3, 1924, v. 16, no. 14, p. 196.

Aeronautics in 1923. Engineer, London, Jan. 4-11, 1924, v. 137, p. 22-24, 36-38. illus.

The Imperial air transport company. Terms of agreement published. Flight, London, Jan. 3, 1924, v. 16, no. 1, p. 5-6.

National air transport. Flight, London, Aug. 30, 1923, v. 15, no, 35, p. 520.

Progress of British civil aviation, 1922-1923. Aviation, New York, Aug. 13, 1923, v. 15, no. 7, p. 184-186.

Berlin to London by air, by F. F. Baumgarten. Living age, Aug- II, 1923, v. 318, p. 260-62.

Current figures of british aviation. Aeronautical digest, New York, Apr. 1923, v. 2, no. 4, p. 255-256, 293. illus.

Civil air transport and aerodrome organization in Great Britain. Aeronautical digest, New York, Mar. 1923, v. 2, no. 3, p. 167-169, illus.

Agreement made with the British, foreign, and colonial corpora• tion, limited, providing for the formation of a heavier- than-air transport company. London, H.M. Stat, off., 1923. 15 p. (Command papers no. 2010)

Civil aviation in Great Britain. Aviation and wireless news, Toronto, Feb. 1922, v. 4, no. 12, p. 25.

Civil aviation in 1921. Half-yearly report of Controller g neral of civil aviation. Flight, London, Jan. b, 1922, v. 14, no. 1, D. 11-12.

British civil aviation. Aviation, New York, Aug. 15, 1921, v. 11, no. 7, p. 203.

Civil aviation in the British dominions. Aviation, New York, Aug. 1, 1921, v. 11, no. 5, p. 140. British governmental cooperation in commercial aeronautics. Aerial age. New York, July 18, 1931, v. 13, no. 19, p. 443, 454.

Half-yearly report on british civil aviation. Aerial age, New York, July 4, 1931, v. 13, no. 17, p. 394-395. (Also Flying, New York, July 1931, v. 10, no. 6, p. 309-310)

The Department of civil aviation. Flight, London, June 33, 1921 v. 13, no. 652, p. 416-418. (Half yearly report on the progress of civil aviation, Oct. 1, 1920 to March 31, 1931 *

London-Paris service. Aeronautics, London, June 16, 1921, v. 20, no. 400, p. 428-31. illus.

Civil aviation in the House. Flight, London, Mar. 31, 1921, v. 13, no. 13, p. 220.

The Resurrection of british air lines. The London-Paris service. The Aeroplane, London, Mar. 23, 1921, v. 20, no. 12, p. 270-272.

Civil flying progress in Britain. Aerial age, New York, Mar. 21, 1921, v. 13, no. 2, p. 40.

Progress of british civil aviation. Aviation, New York, Feb. 14, 1921, v. 10, no. 7, p. 207-208.

The Holland-London air service. Flight, London, Jan. 27, 1921, v. 13, no. 4, p. 66.

Agreements made with Handley Page transport, limited, and S. Instone and company, limited, for the operation of the London-Paris aeroplane service, Mar.-Oct. 1921. London, H. M. Stat, off., 1921. 11 p. (Command paper no. 1521)

Commercial aviation in the Dominions, by H. Sleeman. Aeronau" London, Dec. 23, 1920, v. 19, no. 375, p. 453-454.

La Navigation commerciale aérienne Grande-Bretagne. Le Génie civil, Paris, Dec. 4-11, 1920, v. 77, no. 23-24, p. 456¬ 460, 483-485. illus.

European nations encouraging commercial aviation. Aviation, New York, Nov. 29, 1920, v. 9, no. 11, p. 356.

London Midland and Scottish railway (air transport). The Aeroplane, London, Nov. 28, 1920, v. 35, no. 22, p. 875.

Solving the transport problem. Benn brothers institute a new service; weekly journal and a freight exchange. Aeronaut, London, Nov. 11, 1920, v. 19, no. 369, p. 338. Successful year's flying on London-Paris route. Automotive manufacturer, New York, Sep. 1920, v. 62, no. 6, p. 10.

Six months of civil aviation. Aeroplane, London, July 7, 14, 21, Aug. 11, 1920, v. 19, no. 1-3, 6, p. 12, 14, 88-90, 178, 322.

England-Belgium air service. Aeronautics, London, July 22, 1920, v. 19, no. 353, p. 67.

Six months' flying. Summary of official report. Aeronautics, London, July 8, 1920, v. 19, no. 351, p. 22-23.

London-Paris air service. S.A.E. journal, New York, Hay 1920, v. 6, no. 5, p. 297.

London-Paris air express. U. S. Air services, New York, Feb. 1920, v. 3, no. 1, p. 18.

London-Paris airplane passenger service. S.A.E. journal, New York, Jan. 1920, v. 6, no. 1, p. 55.

British civil aerial transport, by Charles Grey Grey. S.A.E. journal, New York, Sep. 1919, v. 5, no. 3, p. 222-23. illus.

Les Routes aériennes anglaises. La Nature supplément, Paris, June 14, 1919, no. 2360, p. 117, map.

The Start of civil aviation in England. Some impressions. Aeronautics, London, May 6, 1919, v. 16, no. 290, p. 475.

Anglo-dutch air service. Governments and commercial development. Aeronautics, London, Apr. 17, 1919, v. 16, no. 287, p. 415.

British air transport developments. Air service journal, New York, Mar. 29, 1919, v. 4, no, 13, p. 1.

Report of the civil aerial transport committee. Flight, London, Jan. 23, 1919, v. 11, no. 4, p. 119-125.

British official report on air transport. Aviation, New York, Jan. 1, 1919, v. 5, p. 700.

Report on the progress of civil aviation. London, H. M. Stat, off., 1919. maps, plates, tables.

British civil transport. Flight, London, Nov. 23, 1916, v. 10, no. 48, p. 1350-1351.

Civil aerial transport committee; a milestone in the history of flight, by Claude Grahame-White and Harry Harper. Fortnightly review, London, July 1917, v. 103, p. 111-122. Athens, last port of cali In Europe for air transport companies; the National air-line company of Greece. Aéroplane, London Sep, 9, 1936, v. 51, no. 1320, p. 336.

Statistiques du trafic aérien pour 1928-1935 Grèce, Bulletin de renseignements de la C.I.N.A., Genève, Oct. 9, 1930, June 23, 1932, Nov. 10, 1932, May 31, 1934, Mar. 21, 1935, Aug. 6, 1936.

Greece's air transport, 1934-35. Aéroplane, London, July 1, 1936, v. 51, no. 1310, p. 38,

Air transport. The commercial airlines of Greece. Flight, London, July 1, 1932, v. 24, no. 27, p. 605.

Le Développement actuel des ailes helvétiques. Résultats d'exploitation des lignes commerciales en 1930. La Conquête de l'air, Bruxelles, Jan. 1, 1931. 4 p. illus.

Aeronautica civile. Albania. Condizioni delle concessioni aviatorie in Albania. Francia. Concorso per velivoli commerciali. Germania. La situazione geografica dell'Europa dal punto di vista aeronautico. Grecia. Comunicazioni aeree della Grecia con l'Europa, l'Asia e l'Egitto. Inghilterra. Da Londra alla Città del Capo. Trasporti aerei in Europa e negli Stati Uniti. Rivista aeronautica, Roma, Jan. 1926, v. 2, no. 1, p- 127-47.

Commercial aviation in Greece. Flight, London, July 15, 1929, v. 12, no. 29, p- 784.

HUNGARY

Statistiques du trafic aérien pour l'année 1929-1935, Hongrie. Bulletin de renseignements de la C.I.N.A., Genève, Aug. 28, 1930, May 12, 1932, June 9, 1932, Aug. 3, 1933, Sep. 20, 1934, Oct. 10, 1935, Jan. 28, 1937.

ITALY

Air transport Industry expanding in Italy. National aeronautic magazine, Washington, May 1935, v. 13, no. 4, p. 11.

Sul valore comparativo di certe statistiche, di G. Guidi- L'Aerotecnica, Poma, Nov. 1934, v. 14, no. 11, p. 1274-78. H87

Per la lìnea est Africa, di Luigi Gallo. Rivista aeronautica, Roma, Oct. 1934, v. 10, p. 40-53. illus.

Considerazioni tecniche su vicende e statistiche degli aeromobili di linee aeree italiane, di G. Magaldi. L'Aerotecnica, Roma, June 1934, v. 14, no. 6, p. 653-70.

Statistiques du trafic aérien pour l'année 1932 - Italie. Bulletin de renseignements de la C.I.N.A., Genève, July 20, 1933.

Statistiques du trafic aérien pour l'année 1931 - Italie. Bulletin de renseignements de la C.I.N.A., Genève, Oct. 27, 1932.

Historique de l'organisation aéronautique en Italie. Cahiers d'aviation, May 15, 1932, v. 1, no. 5, p. 6-17.

Statistiques du trafic aérien pour l'année 1920 - Italie. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 17, 1932.

Aérodromes ouverts au trafic aérien civil. (Décret ministériel du 20 septembre 1931) - Italie. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 20, 1932.

Le Communicazionì aeree verso l'oriente, dì Alfonso Pirozzi. Rivista aeronautica, Roma, Jan. 1932, v. 8, no, 1, p. 35-40. map.

Il traffico aereo in Italia per le linee civili, di Enrico Iocco. Napoli, R. Majolo e figlio, 1932. 90 p. diagrs.

Routes aériennes exploitées et appareils employés au cours de l'année 1929 - Italie. Bulletin de renseignements de la C.I.N.A., Genève, Dec, 3, 1931-

Civil aviation in Italy. Flight, London, Oct. 16, 1931, v. 23, no. 42, p. 1047.

Lo Sviluppo delle linee aeree italiane, di Alberto Cantone. Ingegnere, Veneto, Aug. 1931, v. 5, no. 8, p. 506-520. illus.

L'Aviazione commerciale italiana, aprile 1926-aprile 1931, di M. Pittoni. Ala d'Italia, Milano, June 1931, v. 10, no. 6, p. 454.

Il Traffico delle lìnee dell'aeree italiane nel 1930. Le Vie dell'aria, Mar. 8, 1931.

Commercial aviation in Italy. An aerial navy goes to sea, by Paolo Sbernadori. National aeronautìc magazine, Washington, Feb. 1931, v. 9, no. 2, p. 21, 23-24, 26-27. illus. Statistica delle linee aeree civili italiane, anno. 1930. Ministero dell'aeronautica, aviazione civile e traffico aereo. Roma, Istituto poligrafico della libreria del Stato, 1931. 326 p. illus. ^

Lo Sviluppo delle linee aeree civili italiane. Ala d1Italia, Milano, June 1930, v. 9, no. 6, p. 475-78.

Les Lignes de la Sté italiana servizi aerei SISA exploitant les trajets Trieste-Vienne-Milan, Fium-et Pavie-Gènes. Les Ailes, Paris, Apr. 24, 1930. 2 p.

I Progressi dell'aviazione marchande italiana nel 1929. Le Vie dell'aria, Feb. 2, 1930.

Le Linee Italo-Tunis. L'Aviazione, July 8, 1929. 1 p.

Italy builds civil air service. Eight main lìnes which bave been developed are describedj statistics fcr 1926, 1927, 1928. Airway age, New York, Mar. 1929, v. 10, no. 3, p. 296-97. illus.

Increase shown in italian lines. Statistics of air services for year ending June 30, 1928. Aviation, Sep. 1, 1928, v. 25, no. 10, p. 720.

Attività delle linee aeree civili italiane nel 1927. Rivista aeronautica, Roma, Apr. 1928, v. 4, no. 4, p. 171-74.

Risultati d'azione delle linee dell'aria italiana. Statistica delle linee aeree civili italiane, Roma, 1928, 73 p. map, tables.

Note sulle linee di idroaviazione italiane, di E. Ferrerò de Gubernatis. (in IV Congresso internazionale di navigazioD aerea, Roma, Oc't. 24, 30, 1927. Roma, 1928. v. 2, p. 141

Air traffic in Italy during 1926. Flight, London, Nov. 3, 1 v. 19, no. 44, p. 763-764. map. (Also Aviation, New Yo Oct. 17, 1927, v. 23, no. 16, p. 934-935. illus., map)

It&lyfs civil aviation, by Alighiero Baciocchi. Aero digest, New York, Oct. 1926, v. 9, no. 4, p. 282-83, 333. illus,

Growth of commercial aviation in Italy. Aviation, New York, Sep. 27, 1926, v. 21, p. 542. illus.

Bollettino dell'aviazione civile e del traffico aereo Roma, 1926.

Italy organizing air line to the Near East. Aviation, New York Jan. 12, 1925. v, 12, no. 3, p. 78.

Orario delle linee aeree civile italiane. Roma, 1923 - Il sindacato industriale aeronautico. La Via Azzurra, Napoli, Nov. 1, 1918, v. 1, no. 11, p. 4.

L'Aviazione in Italia. Edizione della Rivista nautica, di Carlo Montù. Roma, Tipografìa "Roma" di Armani e Stein, 1911. 41 p.

NETHERLANDS*

Statistiques du trafic aérien pour 1935 - Hollande. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 10, 1936.

Results of operating the K.L.M. in 1936. European and colonial lines. Het Vligveld, Amsterdam, June 4, 1936. 13 p.

De Vliegende Hollander. Aircraft, Melbourne, Dec. 2, 1935, v. 14, no. 3, p. 20, 30. table. (Linking the Netherlands and the Far East; Amsterdam - Batavia route)

Malheurs symboliques de la K.L.M. hollandise. L'Aéronautique, Paris, Sep. 1935, v. 17, no. 196, p. 226-27.

Statistiques du trafic aérien pour l'année 1934 - Hollande. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 5, 1935.

Statistiques du trafic aérien pour l'année 1933 - Hollande. Bulletin de renseignements de la C.I.N.A., Genève, Oct. 4, 1934.

Royal dutch air lines (K.L.M.) Airways and airports, London, Aug. 1934, v. 11, no. 5, p. 188. illus.

K.N.I.L.M. annual report for 1933. Aircraft, Melbourne-, July 1934, p. 21.

Amsterdam - Hull - Liverpool service started. Flight, London, June 7, 1934, p. 563-64. (Also Aeroplane, London, June 6, 1934, v. 46, no. 23, p. 906. illus.)

Results of operating the K.L.M. and K.N.I.L.M. in 1933. Het Vliegveld, Amsterdam, May 1934. 14 p.

K.N.I.L.M. during 1933. Flight, London, Apr. 26, 1934, v. 26, no. 1322, p. 403.

Hull - Holland air service. Flight, London, Oct. 12, 1933, v. 25, no. 1294, p. 1028-

#See also Asia - Netherlands East Indies. How world's longest air line is operated. Aircraft, Melbourne, Aug. 1933, p. 8.

Statistique du trafic aérien pour l'année 1931 - Pays-Bas. Bulletin de renseignements de la C.I.N.A., Geneve, Aug. 18, 1932.

Flying dutchmen, by F. D. Bradbrooke. Aeroplane, London, May 4, 1932, v. 42, no. 18, p. 809-14. illus.

K.L.M. extends its foreign air service. Airports and airline London, Apr. 1932, v. 8, no. 4, p. 19.

Nederland's plaats in het wereldluchtverkeer, van C. J. Snijder Het Vliegveld, Amsterdam, Sep. 1931, v. 15, no. 9, p. 312-

Statistiques du trafic aérien pour l'année 1930 - Pays-Bas. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 9, 1931.

Simplification des formalités douanières, imposées aux aéronefi Pays-Bas. Bulletin de renseignements de la C.I.N.A., Genè Oct. 23, 1930.

Statistiques du trafic aérien pour 1929 - Pays-Bas. Bulletin de renseignements de la C.I.N.A., Genève, June 12, 1930.

London - Amsterdam. Airways, London, June 1930, p. 314.

Air travel from.the dutch point of view, by J. M. L. Shepperd. Air travel news, New York, May 1930, p. 23-24. (history operations of K.L.M.)

Dutch rise to the occasion, by P. E. Lamarche. Aero digest, New York, Feb. 1930, v. 16, p. 78-79. illus.

Le Trafic de la K.N.I.L.M. pendant le premier semestre 1930 - Bulletin Fokker, Amsterdam, 1930, v. 6, no. 11-12.

Royal dutch air lines. Tenth year of operati n of K.L.M.; colonial services; modern transport, London, Oct. 12, 1929 v. 21, no. 552, p. 23-25. illus.

Nederland's grootste bedrijven van uit de lucht, van Jan Feith. Batavia, G. Kolff and co., 1925.

A Dutch passenger carrier. Aeroplane, London, Feb. 23, 1921, v no. 3, p. 186. illus.

The Holland - London air service. Flight, London, Jan. 27, 19 v. 13, no. 4, p. 66. New dutch air service. Aeronautics, London, Jan. 27, 1931, n.s., v. 20, no. 380, p. 57.

Anglo-dutch air service. Governments and commercial development. Aeronautics, London, Apr. 17, 1919, v. 16, no. 287, p. 415.

NORWAY

Statistiques du trafic aérien pour l'année 1935-1936 - Norvège. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 11, 1937, May 6, 1937.

Norwegian airlines. Shell aviation news, London, Feb. 1937, 2 p. illus.

The British airway to Scandinavia. Aeroplane, London, Feb. 5, 1936, v. 50, no. 1389, p. 153.

The Air lines of Scandinavia; future policy of the A.B.A. Aeroplane, London, Jan. 29, 1936, v. 50, no. 1283, p. 136¬ 38. illus., map.

Norwegian policy. Aeroplane, London, Sep. 18, 1935, v. 49, no. 1269, p. 359-60. illus., map.

Scandinavian air express, by M. Sharp. Aeroplane, London, July 31, Aug. 7, 1935, v. 49, no. 1262-1263, p. 154-155; 184-86. illus.

Scandinavia's air express. Airways, London, Aug. 1930, p. 398.

Future air communications between Great Britain and Scandinavia. Growth of air transport; trade policy, by C. Florman. Aeroplane, London, June 5, 1929, v. 36, no. 23, p. 913-20. illus.

Norway's experience of commercial aviation. Flight, London, Feb. 10, 1921, v. 13, no. 6, p. 96-97. illus.

Commercial aviation in Norway. Scientific american, New York, Apr. 27, 1918, v. 118, p. 396.

POLAND

Statistiques du trafic aérien pour 1929-1935 - Pologne. Bulletin de renseignements de la C.I.N.A., Genève, May 15, 1930, June 2, 1932, May 4, 1933, June 21, 1934, Aug. 25, 1935, Oct. 15, 1936. Flying in Poland, air transport and private flying, by Gregory MacEonald. Airways and airports, London, Dec. 1934, v. 11, no. 9, p. 344-45. illus.

Air transport in Poland. Air travel news, New York, Jan.- Feb, 1934, p. 44.

Resultats d'exploitation de la Polskie linje lotnica (Lot) pour 1929. Les Alles, Paris, Apr. 10, 1930. 1 p.

Polish air lines have high record. Aviation, New York, Nov. 16, 1929, v. 27, p. 1000.

Lotnictwöw okresie 1918-1928, G. A. Mokrsycki. Przeglad techniczny, Jan. 23-30, 1929, v. 67, no. 4-5, p. 131-34. illus.

PORTUGAL

Statistiques du trafic aérien pour 1935 - Portugal. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 7, 1937.

Commercial aviation in Portugal. Aero and airways. Sep. 1935, p. 291-92.

The Importance of Portugal. Aéroplane, London, Apr. 9, 16, 23, 30, 1930, v. 38, no. 15-18, p. 645-50; 635-90; 730; 732; 769-72. illus., map.

ROUMANIA

Statistiques du trafic aérien en 1930-1935 - Roumanie. Bulleti de renseignements de la C.I.K.A., Genève, May 14, 1931, Apr. 7, 1932, June 29, 1933, May 3, 1934, June 11, 1936.

Entwicklung der Zivilluftfahrt in Rumänien, von Constant Grigoresco. Die Luftwacht, Berlin, Apr. 1932, no. 4, p. 138-39.

Die Rumänischen luftverkehrslinien. Die Luftwacht, Berlin, Ap: 1932. 2 p.

Commercial flying in Finland and Roumania. Flight, London, Nov. 20, 1931, v. 23, no. 47, p. 1156. Establish three new lines. Details of new routes which connect Bucharest with Cluj, Kischineff and Czerriowitz. Aviation, New York, Sep. 22, 1928, v. 25, no. 13, p. 945.

SPAIN

Statistiques du trafic des lignes aériennes en 1932-1933 - Espagne. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 25, 1934, July 5, 1934.

New equipment for Spanish air lines. Aeroplane, London, Aug. 2, 1933, v. 45, no. 5, p. 224.

La Aviación commercial en España, por Cesar Gomez Lucia. Icaro, Madrid, Mar. 1932, v. 5, no. 51, p. 6-8.

La's Estadísticas del tráfico aereo sobre los airedromos y las lineas areas españolas. Boletín oficial de la dirección general de navigación y transportes aereoá, May - June 1930, tables.

Lines of communication between Spain and America, by Angel B. Sanz, Aeronáutica, Amsterdam, Feb. 1930, v. 4, no. 2, p. 29-30. maps.

Commercial aviation in Spain; list of lines; length of routes, by J. S. Calvert. Commerce reports, Jan. 30, 1923, no. 5, p. 278-79.

Seville - Buenos Aires air line. Automotive industries, Philadelphia, Apr. 23, 1927, v. 56, p. 610.

Spain and Brazìl, Coutinho and Cabrai U. S. Air services, Washington, May 1923, p. 27-

SWEDEN

Statistiques du trafic aérien pour l'année 1936 - Suède. Bulletin de renseignements de la C.I.N.A., Genève, May 27, 1937.

The Growth of Swedish air traffic; A.B. aero-transport, Aeroplane, London, Sep. 2, 1936. v. 51, no. 1319, p. 304.

The British airway to Scandinavia. Aeroplane, London, Feb. 5, 1936, v. 50, no. 1289, p. 153. The Air lines of Scandinavia; future policy of the A.B.A. Aer: plane, London, Jan. 29, 1936, v. 50, no, 1268, p. 136-38. illus., map.

Airline operation in Sweden, by H. Lundbergh. Popular aviation Chicago, Sep. 1935, v. 17, no. 3, p. 153. illus.

Sweden goes ahead. Flight, London, Aug. 15, 1935, v. 28, no. 1390, p. 177.

Scandinavian air express, by M. Sharp. Aeroplane, London, July 31, Aug. 7, 1935, v. 49, no. 1262-1263, p. 154-55; 184-86. illus.

Statistiques du trafic aérien pour l'année 1934 - Suède. Bulletin de renseignements de la C.I.N.A., Genève, July 11, 1935.

To Sweden by the Royal Dutch, by S. Blacker. Airways and airports, London, Feb. 1935, v. 11, no. 11, p. 428-30. illus.

Swedish affairs. Aeroplane, London, Jan. 30, 1935, v. 48, no. 1236, p. 135.

Arrived on time, not affected by the storm, by N. Florman. Sportsman pilot, New York, Oct. 15, 1934, p. 22-23. (A. B. aerotransport)

Air transport in Sweden. A. B. A. celebrates ten years* operation. Flight, London, June 21, 1934, v. 26, no. 1330, p. 608.

Statistiques du trafic aérien pour l'année 1933 - Suède. Bulletin de renseignements de la C.I.N.A., Genève, May 17, 1934.

Swedish air transport. Aeroplane, London, Aug. 9, 1933, v. 45, no. 6, p. 253.

Statistiques du trafic aérien pour l'année 1932 - Suède. Bulletin de renseignements de la C.I.N.A., Genève, June 1, 1933.

Sweden's continental air lines; air traffic increased 50 per cent. Flight, London, Oct. 6, 1932, v. 24, no. 41, p. 933.

Statistiques du trafic aérien pour l'année 1930 - Suède. Bulletin de renseignements de la C.I.N.A., Genève, June 25, 1931.

Scandinavia's air express. Airways, London, Aug. 1930, p. 398. Statistlques du trafic aérien pour 1929 - Suède. Bulletin de renseignements de la C.I.N.A., Geneve, July 31, 1930.

Civil aviation in Sweden, by H. C. Plummer. Aero digest, New York, Apr. 1930, v. 16, p. 54-55.

Development of commercial aeronautics in Sweden. Sweden served by nine air lines; traffic development; special flights, by B. D. Dahl. Commerce reports, Washington, June 24, 1929, no. 25, p. 752-54. illus.

Future air communications between Great Britain and Scandinavia. Growth of air transport; trade policy, by C. Florman. Aeroplane, London, June 5, 1929, v. 36, no. 23, p. 913-20. illus.

Swedish civil aviation. Aviation, New York, Oct. 18, 1926, v. 21, p. 667.

Aeronautics in Sweden. Stockholm-Helsingfors air line; passenger service; weather problems, by A. L. Olson. Aviation, New York, May 14, 1928, v. 24, no. 20, p. 1369-97. illus.

SWITZERLAND

Statistiques du trafic aérien pour l'année 1929-1935 - Suisse. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 11, 1930, Mar. 12, 1931, Apr. 25, 1931, Mar. 31, 1932, June 22, 1933, Apr. 5, 1934, Apr. 11, 1935, July 2, 1936.

Une Année d'activité aérienne sur les lignes et les aérodromes suisses. Les Ailes, Paris, Mar. 29, 1934. 1 p.

Résultat d'exploitation des lignes aériennes suisses pendant juillet et août 1932. Les Ailes, Paris, Nov. 3, 1932. 2 p.

Speeding up of the air mail; Swissor company puts new machines on Zurich-Vienna route. Flight, London, May 15, 1932, v. 24, no. 20, p. 427. illus.

One year's air traffic in Switzerland. Flight, London, Feb. 14, 1930, v. 22, no. 7, p. 213-14. illus.

Dix ans d'exploitation de l'aviation commerciale suisse - 1919-1929. Résultats obtenus et statistiques. Schweizer aéro revue, Zurich - May 1929. illus. Switzerland in the air. Routes operated by two swiss air serv_ by P. E. Lamarche. Aviation, New York, Sep. 1928, v. 3, no. 3, p. 28-31, 92-93. illus.

Cooperative air-rail freight service in Switzerland. Domestic air news, Washington, June 30, 1928, p. 10-11.

Swiss civil aviation 1927, by Walter Dollfus. Aeronautica, Amsterdam, Jan. 1928, v. 2, no. 1, p. 1-12, illus.

Air services in Switzerland developed. Aviation, New York, June 13, 1927, v. 22, p. 1277.

Schweizerischer iuftverkehr. Flugsport, Frankfurt, May 25, 1921, v. 13, no. 11, p. 248-254.

UNION OF SOVIET SOCIALIST REPUBLICS

Civil aviation progress in U.S.S.R., by F. Stoces. Aircraft, Melbourne, Dec. 1, 1936, v. 15, no. 3, p. 16-18, 38. illus., tables.

L'Aviation civile en la Russie, par A. Biel. Revue du minister de l'air, Paris, Dec. 1936, p. 1591-1611. illus., tables.

Regular air services to the Arctics to be instituted by soviet authorities. Aeroplane, London, Oct. 21, 1936, v. 51, no- 1326, p. 514.

Progress in the U.S.S.R. Flight, London, Oct. 17, 1935, v. 23, no. 1399, p. 418-19. map.

Establishment of an air mail and passenger service between Mos and Prague. Aero digest, New York, Aug. 1935, v. 27, no. 2, p. 75.

The Development of aviation in Russia. Aircraft, Melbourne, June 1, 1935, v. 13, no. 9, p. 38.

Civil aviation in Russia. Airways and airports, London, Mar. 1935, p. 470-71.

Le Traflc aérlen en Russie soviétique, par M. H. Pollog. Revue aéronautique Internationale, Paris, June 1934. 7 p. map.

Civil aviation in Soviet Russia. Flight, London, Mar. 3, 1934, p. 219-20. Le Bilan de l'aviation soviétique. Les lignes aériennes, l'aviation rurale, la photographie aérienne, l'escadrille de propagande, l'aviation polaire, l'idée aéronautique - U.R.S.S. Les Ailes, Paris, Feb. 8, 1934. 1 p. illus.

L'Aviation en U.R.S.S. L'Aéronautique, Paris, Sep. 1933, v. 15, no. 172, p. 202-206. illus., map.

Organisation des luftverkehrswesens in Russland. Die Luftwacht, Berlin, July-Aug. 1933. 2 p.

Soviet Russia's far flung air routes. Literary digest, New York, Mar. 11, 1933, v. 115, p. 16. map.

L'Aviazione civile nella Russia dei Sovieti. Rivista aeronáutica, Roma, Jan. 1933, v. 9, no. 1, p. 158-61. map.

How Russia is developing civil aviation, by W. G. Raffe. Aircraft Melbourne, Jan. 1933, p. 16-17.

A Flight in Russia, by J. Grierson. Flight, London, Nov. 10, 17, 1932, p. 1043-45, 1091-92.

Civil aviation in Russia; statistics and progress from 1923 to 1932, by W. G. Rcffe. Air and airways, London, Nov. 1932, v. 9, no. 8, p. 263-66.

Aviation in Soviet Russia. Aeroplane, London, Oct. 5, 1932, p. 644.

Russian airlines cover vast distances; air transports vital, railway system underbuilt, by Carl Haessler. Popular aviation, Chicago, Oct. 1932, v. 11, no. 4, p. 217-18. illus.

Civil aviation in Russia. Aeroplane, London, Feb. 10, 1932, p. 247-48.

La Organización de la aeronáutica japonesa y de la U.R.S.S. Icaro, Madrid, Feb. 1932, v. 5, no. 50, p. 7-9.

L'Exploitation de la Deruluft. Historique et exploitation actuelle - U.R.S.S. Les Ailes, Paris, Jan. 7, 1932. 2 p.

Civil aviation in Soviet Russia, by G. Jones. Air, Dec, 1930, p. 474-76.

To Moscow by air, by H. Butcher. Airways, London, Dec. 1930, p. 553-54. (From London to Moscow via Deutsche lufthansa line)

Russia's booming air lines. Literary digest, New York, Oct. 11, 1930, v. 107, p. 16. Internationale luftVerkehrslinien (Moskau-Japan). Luftlinien innerhalb Russlands, Die Luftwacht, Berlin, June 1930, 3 p. map.

Das Luftverkehrsprogramm der Sowjet-Union. Die Luftwacht, Berlin, June 1930, no. 6, p. 24y-2bl. map.

Some notes on russian aviation, by B. Daudoroff. Pacific flyer, June 1930, p. 6.

L'Aviation civile soviétique en 1929-1930 - U.R.S.S. L'Air, Paris, Apr. 15, 1930. 2 p.

Commercial aviation in Soviet Russia. Mechanical engineering, New York, Feb. 1930, v. 52, no. 2, p. 149.

Russian air fleet, by K. H. Grayson. Aeronautics, Chicago, Feb. 1930, p. 15-16.

Russia plans growth in the air, by H. Ullendorff. Airway age, New York, Feb. 1930, v. 11, no. 2, p. 206-08. illus.

Aviation progress under the Soviet, by V. M. Pelliakov. Aviation, New York, Jan. 18, 1930, v. 28, p. 108-112.

Russia plans to extend commercial air routes. Aviation, New York, Jan. 4, 1930, v. 28, no. 1, p. 35.

Luftschiffplane und flugverkehr in Russland. Das Luftschiff, Bérlin-Charlottenburg, 1930, v. 2, no. 9, p. 69-70.

New airlines in Russia, by V. Zarzar. Aero digest, New York, July 1929, v. 15, no. 1, p. 72-73. illus.

Le Développement de l'aviation commerciale soviétique; Les Ailes, Paris, May 16, 1929. 3 p. illus.

Commercial aviation in Soviet Russia. Air line between Moscow and Persia; statistics, by V. Zarzar. Aero digest, New York, Feb. 1929, v. 14, no. 2, p. 220-224. illus.

L'Activité de la Dobrolot en 1927. Les Ailes, Paris, Sep. 20, 1928. 1 p.

Studie über das Zivilflugwesen in Russland. Die Luftwacht, Berlin, May 1923, p. 244-48.

L'Effort des Russes et des Allemands sur la route d'Extrême- Orient. Les Ailes, Paris, Nov. 1, 1928. 2 p. maps. Depuis le 2 août un service aérien fonctionne entre Moscou et Irkoutsk, par U.R.S.S. Les Ailes, Paris, Oct. 25, 1928.

Large increase noted in russian air traffic. Report on mail and passengers carried; crop dusting. Aviation, New York, Aug. 18, 1928, v. 25, no. 8, p. 546.

Studie über die für die luftfahrt günstige topographie Russlands und ausführliche einzelnheiten über dié lufthâfen. Der Flug, Wien, Mar. 1928, p. 94-95. tables.

Commercial aviation in Russia expands. Aviation, New York, June 6, 1927, v. 22, no. 25, p. 1222. map.

Deruluft airline to Moscow; russian progress, by L. D. Gardner. Aviation, New York, Feb. 14-28, 1927, v. 22, p. 318-22, 371-76, 404-06. illus.

Air lines operated at the present In Russia. Aviation, New York, Sep. 28, 1925, v. 19, p. 398.

Russian air activities. Aviation, New York, Apr. 21, 1924, v. 16, p. 431.

The Moscow-Königsberg air line. The Aeroplane, London, Feb. 20, 1924, v. 26, no. 8, p. 152. (Also Flight, London, Feb. 7, 1924, v. 16, no. 6, p. 80)

Russia's german air fleet. Literary digest, New York, June 30, 1923, v. 77, p. 23.

The German-russian airway. Aviation, New York, July 10, 1922, v. 13, no. 2, p. 35,

YUGOSLAVIA

Air transport development in Yugoslavia. Aéroplane, London, Dec. 9, 1936, v. 51, no. 1333, p. 750. illus., map.

Statistiques du trafic aérien pour l'année 1928-1935 - Yougoslavie. Bulletin de renseignements de la C.I.N.A., Genève, Jan. 8, 15, 1931, Feb. 25, June 16, 1932, May 11, 1933, June 28, 1934, May 7, 1936.

Air transport, development of Yugoslavia. Flight, London, 1931, May 8, 1931, v. 23, no. 19, p. 407. map. • Civil aviation in Persia and Yugoslavia. Flight, London, Aug. 22, 1930, v. 22, no. 34, p. 959-960. illus. Recent progress of alaskan air lines. Air commerce bulletin, Washington, Jan. 15, 1937. 4 p.

Airplanes solve alaskan mining problems, by C. W. Poy. Mining and metallurgy, New York, Aug. 1935, v. 16, p. 327-29. illus.

Pan-alaskan penetrations. Aeroplane, London, June 5, 1935, v. 48, no. 1254, p. 659. map.

For the coldest routes. Aeroplane, London, Feb. 13, 1935, v. 48, no. 1238, p. 192. map.

Aviation and air lines in Alaska. Air commerce bulletin, Mar. 15, 1934, no. 5, p. 225-229.

Alaskan airways; Pan-american airways take over operation. Western flying, Los Angeles, Oct. 1932, v. 12, no. 4, p. 36. (Also Flight, London, Sep. 23, 1932, v. 24, no. 39, p. 899)

Tropical airway turns to Alaska. Business week, New York, Sep. 14, 1932, p. 14-15.

Alaska needs the airplane. Aviation, New York, Feb. 1932, v. 31, no. 2, p. 79-80. illus.

Trip on scheduled airlines from the tropics to Alaska. Southern aviation, Atlanta, Sep. 1931, v. 3, no. 1, p. 17-18. tables.

Profits from on the Alaska-Washington route, by A. H. Goodwin. Western flying, Los Angeles, Oct. 1930, v. 8, no. 4, p. 40-41. (Alaska-Washington airways)

Plane operation in alaskan area is largely successful despite many handicaps, by H. C. Deckard. Airway age, New York, July 1930, v. 11, no. 8, p. 1063-67. illus.

Alaskan airways make rapid progress, by Kendall K. Hoyt. Aviation, New York, May 3, 1930, v. 28, no. 18, p. 894¬ 396. illus.

Introducing commercial aviation in the Yukon. Operating aircraft in sub-arctic regions is discussed; 4000 mile flight described, by R. N. Miller. Aero digest, New York, June 1929, v. 14, no. 6, p. 65. illus.

Progress of aviation in Alaska, by M. J. Jorgensen. Dun's international review, New York, Apr. 1930, v. 55, p. 40.

Travel airplanes for Alaska. Aviation, New York, Mar. 14, 1927, v. 22, p. 523. illus. Flying In Alaska. Aviation, New York, Dec. 15, 1924, v. 17, p. 1408. illus.

CANADA

Canadian transcontinental airlines. The National aeronautic magazine, Washington, Feb. 1937. 1 p. illus., map.

Trans-Canada airways. The Aeroplane, London, Dec. 30, 1936, v. 51, no. 1336, p. 837-38.

Canada's aerial destiny, by E. L. Chicanot. Christian science •monitor, Boston, Nov. 25, 1936, p. 5. illus.

Canada's new scheme for air transport, by Hyacinthe Lambart. Aeroplane, London, Nov. 4, 1936, v. 51, no. 1326, p. 572¬ 573. illus.

Canadian colonial airways to run daily passenger and freight service between Montreal and Ottawa. Aeroplane, London, July 22, 1936, v. 51, no. 1313, p. 130.

Air freighting in Canada; Makenzie air service limited. Aeroplane, London, July 1, 1936, v. 51, no. 1310, p. 34-35. illus.

Canada bids for air routes. Current history, New York, July 1936, v. 44, p. 80-83. map.

Canadian airways operations - 1935. Canadian mining journal, Toronto, Mar. 1936, v. 57, p. 144.

Review of progress in Canadian air mail service. Canadian aviation, Toronto, Mar. 1936, v. 9, no. 3, p. 6-7.

Wings across Canada, by P. T. Cole. Canadian magazine, Toronto, Jan. 1936, v, 85, p. 15. map.

Over the Christinas trees. Aeroplane, London, Dec. 25, 1935, v. 49, no. 1263, p. 785-67. illus.

Aerial transport, a factor in the Dominion's mining industry. Engineering and mining journal. New York, Nov. 1935, p. 549-50.

Aircraft speed opening of Canada's mineral resources, by W. A. Gordon. Engineering and mining journal, New York, Nov. 1935, v. 136, p. 544-545. illus. Route over which Canadian airways carry mining freight and express. Engineering and mining journal, New York, Nov. 1935, v. 136, p. 548. map.

Statistiques du trafic aérien pour 1934 - Canada. Bulletin de renseignements de la C.I.N.A., Genève, May 16, 1935.

Work of Canadian airways. Aeroplane, London, Mar. 20, 1935, v. 43, no. 1243, p. 333-36. illus., map.

Canadian airways' operation, by J. A. Richardson. Canadian aviation, Toronto, Mar. 1935, v. 3, no, 3, p. 10-11.

The Contribution of the airplane to the industrial progress of Canada, by W. B. Burchall. Engineering journal, Montreal, Feb. 5, 1935. 6 p. illus.

Ten months' survey of Canadian airways activities in 1934, by W. B. Burchall. Canadian aviation, Toronto, Dec. 1934, v, 7, no. 12, p. 11-12.

Trans-canadian aspirations. Aeroplane, London, Nov. 14, 1934, v. 47, no. 1225, p. 573.

Planes in the North country. Canadian aviation, Toronto, Oct. 1934, v. 7, no. 10, p. 11. illus.

Air transport in Manitoba. Canadian aviation, Toronto, Sep. 1934, v. 7, no. 9, p. 17.

•Commercial aviation in Canada; cancellation of mail contracts. Canadian mining journal, Toronto, June 1934, v. 55, p. 279-80.

Contribution of the aeroplane to Canadian industrial developm^r by W. B. Burchall. Engineering journal, Montreal, June - v. 17, no. 6, p. 277-82.

Statistiques du trafic aérien pour 1932 - Canada. Bulletin de renseignements de la C.I.N.A., Genève, May 10, 1934.

Ontario provincial air service, 1933 - w. Roy Maxwell. Canadia. aviation, Toronto, Apr. 1934, v. 7, no. 4, p. 14-15. tables.

Canadian airways limited, by w. C. Slgerson. Canadian aviation Toronto, Mar. 1934, v. 7, no. 3, p. 6-8.

Our future in the air- The new transportation problem, by Geo A. Drew. Canadian aviation, Toronto, Feb. 1934, v. 7, no. 2, p. 6-8. illus. Newfoundland air service. Aeroplane, London, Aug. 2, 1933,' v. 45, no. 5, p. 224.

Canadian airv/ays report. Canadian aviation, Toronto, June 1933, p. 10-11.

Canadian airways progress. Canadian aviation, Toronto, Mar. 1933, p. 27-

Canadian trans-continental route. Aeroplane, London, Jan. 4, 1933, v. 44, no. 1, p. 31-32.

Statistique du trafic aérien pour 1931 - Canada. Bulletin de renseignements de la C.I.N.A., Geneve, Aug. 4, 1932.

Aviation progress and initial costs; empire air routes. Canadian aviation, Toronto, Aug. 1932, v. 5, no. 8, p. 4-6.

Canada's greatest airway, by J. Montagnes. Air and airways, London, June 1932, v. 9, no. 3, p. 93-94. illus. (Canadian airways, limited)

The Inauguration of the Toronto-Windsor passenger and freight service of Canadian airways, limited. Aviation, New York, June 1932, v. 5, no. 6, p. 9-29. illus.

North flying; the exploration and development of northern Canada, by G. H. Blanchet. Canadian aviation, Toronto, June 1932, v. 5, no. 6, p. 6-8. illus.

Arctic route to Canada, by W. Lockwood Marsh. Air and airways, London, May 1932, v. 9, no. 2, p. 49-50. illus.

Canadian airways operating figures. Canadian aviation, Toronto, May 1932, v. 5, no. 4, p. 28.

Civil aviation in Canada, 1931. Flight, London, Jan. 15, 1932, v. 24, no. 3, p. 54. tables.

Statistique du trafic aérien, année 1930 - Canada. Bulletin 1 de renseignements de la C.I.N.A., Geneve, Jan. 14, 1932.

• Air transport in northern Canada. Flight, London, Nov. 13, 20, 1931, p. 1138-39, 1152-55. (Also Aeroplane, London, I Nov. 11, 1931, p. 1123-30)

Paying air transport in Canada. Aeroplane, London, Nov. 4, I 1931, v. 41, no. 19, p. 1087.

Statistiques du trafic aérien pour 1'année 1930 - Canada.

Bulletin de renseignements de la C.I.N.A., Geneve, Aug.

13, 1931. 4 J Canada's aviation industry. Western flying. Los Angeles, July 1931, p. 25,

Statistiques du trafic aérien sur les lignes canadiennes de jo 1927, 1928, 1929. Bulletin de renseignements de la C.I.N Genève, June 18, 1931.

Canada in 1930, by Earl Hanson. Airway age, New York, Feb. 1931, v. 12, no. 2, p. 152. tables.

Canadian aviation 1930, by Earl Hanson. Airway age, New York, Jan. 1931, v. 12, no, 1, p. 68-71. illus.

Passenger fares, baggage rates and air mail. Canadian aviati. Toronto, Dec. 1930, v. 3, no. 12, p. 38-40. tables.

Aviation progress in Canada. Canadian aviation, Toronto, July 1930, v, 3, no. 7, p. 23.

The* Progress of private and commercial flying. Canadian aviat Toronto, July 1930. 1 p.

In the air over Canada's western front, by R. E- Johnson. Air travel news, New York, June 1930, p. 13-19. (Western "anada airways)

Air transport in Canada. Flight, London, May 23, 1930, v. 22, no. 21, p. 569-70. illus.

L'Aviation commerciale et son avenir au Canada, par Pierre de Saint-Denis. L'Aeronautique, Paris, May 1930, v. 12, no. 132, p. 157-61. illus., map.

Western Canada airways. Aeroplane, London, Feb. 26, Apr. 2, 1930, v. 38, no. 9, 14, p. 363, 629-30.

Canadian fixed base operator has good year. Continental aere corporation successfully completes first year's business, by Arnold H. Sandwell. Airway age, New York, Apr. 1930, v. 11, no. 4, p. 504-05. illus.

Canadian civil aviation in 1929. Flight, London, Mar. 21, 1930, v. 22, no. 12, p. 319.

Canada's aerial expansion during 1929, by J. Montagnes. Aere digest, New York, Mar. 1930, v. 16, no. 3, p. 66-67, 216. illus.

Skyways are reorganized under new management. Canadian aviati Toronto, Mar. 1930, v. 3, no. 3, p. 30.

Canadian aviation in 1929, by H. A. Somerville. Airway age, New York, Jan. 1930, v. 11, no. 1, p. 58-60, illus. Night flying in near future. Canadian aviation, Toronto, Jan. 1930, v. 3, no. 1, p. 11.

Single plane bases in Canada, by Earl Hanson. Airway age, New York, Jan. 1930, v. 11, no. 1, p. 69-71.

Summary of commercial operations tin Canada for quarter ending Dec. 31, 1929. Canadian air review, Mar. 1930, p. 58.

A Survey of Canadian commercial aviation. An interview with J. A. Wilson, Controller of civil aviation for Canada, by Fay Leon Faurote- Aviation, New York, Dec. 28, 1929, v. 27, no. 26, p. 1250-54. illus.

The Operation of Western Canada airways, limited. Aviation, New York, June 29, 1929, v. 26, no. 26, p, 2264-67. illus.

Canadian transcontinental airways. Canadian air review, May 1929, v. 2, no. 3, p. 38. illus.

The Ontario provincial air service; description of air service of forest branch of Ontario provincial government; other duties besides forest-fire detection and suppression. Flight, London, Apr. 25, 1929, v. 21, no. 17, p. 339-40. illus.

The Progress of civil aviation in Canada. Flight, London, Mar. 28, 1929, v. 21, no. 13, p, 257.

Sub-arctic gasoline caches; use of airplanes in transporting men and supplies to undeveloped territories of northern Canada, by J. Montagnes. Popular aviation, Chicago, and Aeronautics, Mar. 1929, v. 4, no. 3, p. 56-60-103. illus.

Western Canada airways succeeds against odds, by Arnold H. Sandwe11. Airway age, New York, Mar. 1929, v. 10, no. 3, p. 294-95. illus.

Air progress in Canada. Air-mail, forest-fire patrol, aerial transportation, and use of airplane in mineral exploration in Canada. Flight, London, Feb. yi, 1929, v. 21, no. 3, p. 145. illus.

Commercial air transport in Canada. Aeroplane, London, Jan. 2, 1929, v. 36, no. 1, p. 15. illus.

Canadian activities. Aviation, New York, 1929, v. 27, p. 714. charts.

Commercial aviation progress in Canada. Flight, London, Dec. 6, 1928, v. 20, no. 49, p. 1034-1035. illus. International air mail route started - daily Toronto - Montreal service, services between Montreal and New York City. Canadian aviation, Toronto, Nov. 1928, v. 1, no. 5, p. 3¬ 10, 42-46. illus.

Air route in the prairie provinces of Canada proposed. Western Canada airways. Canadian air review, Oct. 1928, v. 1, no. 8, p. 29.

Airlines outside of the U. S. Details of foreign air-transport companies; Canadian - United States lines, by B. V. York, Aviation, New York. Sep. 29, 1928, v. 25, no- 14, p. 1014¬ 15, 1042-46. illus.

Commercial aviation in Canada. Flight, London, Sep. 20, 1923. 2 p. illus.

History of Western Canada airways. Largest commercial flying organization in Canada; mail and passenger statistics; miles flown. Canadian mining journal, Toronto, July 15, 1923, v. 49, no. 23, p. 567.

The U^e of aeroplanes in northern Manitoba, by E. D. Loney. Canadian mining journal, Toronto, June 1, 1928, v. 49, no. 22, p. 438-39. illus.

Aviation in its broad aspects. International commercial flyir^ in western hemisphere considered; establishing connectic.-.- between U. S. and Caribbean sea; flying in Canada and United States, by H. H. Blee and E. P. Warner. S.A.E. journal, New York, Feb. 1928, v. 22, no. 2, p. 150-54. illus.

Civil air transport in Canada. Aeroplane, London, May 11, 1927, v. 32, no. 19, p. 552.

The History of Canadian civil flying. Aeroplane, London, May 11, 1927, v. 32, no. 19, p. 524-532. illus.

Canada's civil air service. National aeronautic association review, Washington, Feb. 1925, v. 3, no. 2, p. 25.

Report on civil aviation 1924 - Ottawa, Department of national defence, 1925 -

Further notes on aviation in Canada, by C. W. Stedman. Journ;. of the R.A.S., London, Sep. 1924, v. 23, p. 585-94. di; illus.

Ein Jahresbericht über die kanadische luftfahrt 1921. Nachr- ten für luftfahrer, Berlin, July 16, 1922, v. 3, no. 27- p. 358-362. Aviation in Newfoundland and Labrador. Aviation, New York, July 10, 1922, v. 13, no. 2, p. 41-43. lllus.

Aviation in Canada in 1921, statistical summary issued by the Air board. Aviation, New York, Apr. 17, 1922, v. 12, no. 16, p. 456.

Flying between Canada and the United States. Aviation and wireless news, Toronto, Feb. 1922, v. 4, no. 12, p. 27.

Canada's commercial air policy. Aviation, New York, July 18, 1921, v. 11, no. 3, p. 73.

Civil aviation in Canada. Aviation, New York, July 11, 1921, v. 11, no. 2, p. 45.

Canadian air progress - 1920. Aviation, New York, Mar. 21, 1921, v. 10, no. 12, p. 372-374. map.

Aviation progress in Canada. Aircraft journal, New York, Sep. 20, 1920, v. 7, no. 12, p. 7-8.

On the aeronautical prospects in Canada. The Aeroplane, London, Sep. 3, 1919, v. 17, no. 10, p. 373-875.

UNITED STATES

Paris à New York direct sans débarquement, par P. Desbordes. Les Ailes, Paris, July 15, 1937, p. 3-4.

Statistics show 10 years of progress in civil aeronautics. Air commerce bulletin, Washington, June 15, 1937, v. Ö, no. 12, p. 261-67. tables.

The Pan-american south pacific service. Aircraft, Melbourne, May 1, 1937, v. 15, no. 3, p. 10, 38.

Air lines in operation; routes, schedules, personnel. Western flying, Los Angeles, Apr. 1937. 10 p. diagrs., maps, tables.

Statistics of American air lines in 1936. Aviation, New York, Apr. 1937. 3 p. diagrs., map.

Statistics of air traffic in 1936. Air commerce bulletin, Washington, Mar. 15, 1937. we lead the way. hy S. P. Johnston. Aviation, New York, Mar. 1937, p. 17, 19, 75. illus.

Statistiques du trafic aérien pour l'année 1935 - U.S.A. Bulle* de renseignements de la C.I.N.A-, Genève, Feb. 25, 1937.

American air lines - January 1, 1937. Air commerce bulletin, Washington, Jan. 15, 1937. 3 p.

Civil aeronautics in the United States, Aug. 1, 1937. Washing• ton, U. S. Govt. print. off., 1937. 58 p. diaers., tables. (Bureau of air commerce aeronautics bulletin no. 1)

Airways in the Pacific. Uncle Sam looks to the future, by W. T. Miller. Review of reviews, New York, Dec. 1936, v. 94, p. 93.

T-W.A. starts high-flying research, planning transport service at 30,000 feet. Business week, New York, Oct. 31, 1936, p. 35.

Directory of . Aero digest, New York, Oct. 1936, v. 29, no. 4, p. 69.

Pan-american airways ready to begin regular trans-paoific air services. Aeroplane, London, Sep. 30, 1936, v, 51, no. 1323, p. 425.

Air traffic statistics for the first half of 1936. Air commerce bulletin, Washington, Sep, 15, 1936.

United air lines report big business; mail and express freight increase. Aeroplane, London, Sep. 9, 1936, v. 51, no. 1320, p. 333-34. illus.

Air lines continue to gain in miles flown and mail, passengers and express carried. Air commerce bulletin, Washington, Sep. 1936, v. 8, p. 58-64.

Questions actuelles dans l'aviation marchande américaine. Sept mois d'exploitation ae la ligne aérienne transpacifi Vers le règlement d'un litige aéronautique aux Etats-Unis. L'Aéronautique, Paris, Sep. 1936, v. 18, no. 208, p. 185- illus.

America on the wing, by H. Price. Review of reviews, Aug. 1936» v. 94, p. 7. illus.

Commercial aviation in the Americas. Bulletin of the Pan ameri union, Washington, July 1936, v. 70, p. 598-600. Scheduled air line operations statistics, by month, for the year 1935; foreign and domestic. Air commerce bulletin," Washington, July 1936, v. 8, p. 13-18.

All express planes; T.W-A. plans to start through shipments from coast to coast. Business week, New York, June 20, 1936, p. 12.

Decade of progress in civil aeronautics shown in statistics._____ Air commerce bulletin, Washington, June 1936, v. 7, p. 279-85.

Air transport clashes; compete for key city traffic. Business week, New York, May 30, 1936, p. 18.

Ten years of air transportation; Western air express, United air lines and American air lines. Aero digest, New York, May 1936, v. 28, p. 35-36, 33. illus.

Domestic air transport; progress. Aviation, New York, Apr. 1936, v. 35, p. 68-70.

Flying the Pacific by radip; Pan-american airways. Electronics, New York, Apr . 1936, v. 9, p. 6-10. illus., maps.

Statistics of U. S. air transport for 1935. Time, Chicago, Mar. 23, 1936, v. 27, p. 85.

Spanning America in the day, by G. T. Marriner. Aeroplane, London, Mar. 4, 1936, v. 50, no. 1293, p. 294-96. illus.

Scheduled transport operations of American air lines, 1929-1935. Automotive industries, Philadelphia, Feb. 22, 1936, v. 74, p. 252.

American domestic air transport lines. Western flying, Los Angeles, Feb. 1936, v. 16, no. 2, p. 92.

American-operated air lines carry 860,761 passengers in 1935. Air commerce bulletin, Washington, Jan. 15, 1936, v. 7, no. 7, p. 169.

American achievements In the Pacific, by Peter Bellew. Aircraft, Melbourne, Jan. 1, 1936, v. 14, no. 4, p. 13, 28-29, 34. illus. (North Atlantic service scheduled for March)

Domestic scheduled air line operations statistics for the months of August and September 1935, Air commerce bulletin, Washington, Nov. 15, 1935, v, 7, no. 5, p. 115-17.

Flight plan, by P. T. W. Scott. Aero digest, New York, Nov, 1935, v. 27, no. 5, p. 19-21, 70. chart. Air lines set record by carrying 377,539,passengers in first half of 1935. Air commerce bulletin, Washington, Oct. 15, 1935, v. 7, no. 4, p. 81. I

Inter , limited, Hawaii. Western flying, Los Angeles, Oct. 1935, v. 15, no. 10, p. 36. illus.

Statistiques du trafic aérien pour 1934 - U.S.A. Bulletin de renseignements de la C.I.N.A., Genève, Sep. 12, 1935.

Records broken in June; operation statistics. Western flying, Los Angeles, Sep. 1935, v. 15, no. 9, p. 28.

United air lines to inaugurate faster coast-to-coast schedules air express Increases 43 per cent. Western flying, Los Angeles, Sep. 1935, v. 15, no. 9, p. 30-31.

Airlines welcome new deal. News-week, New York, Aug. 17, 1935, v. 6, p. 26.

Civil aeronautics in the United States. Washington, U. S. Department of commerce. Bureau of air commerce aeronauti bulletin, Aug. 1, 1935. 60 p. map.

Flying operations over the Hawaiian Islands. Aero digest, New York, Aug. 1935, v. 27, no. 2, p. 19. illus.

Air lines serve directly 43 per cent of population and 1506 cities. American city, New York, July 1935, v. 50, p. 13.

Facts behind the figures, by N. Craig. Southwestern aviation, July 1935, p. 13. (Traffic department of Braniff airways)

Keeping them in the air; United air lines. Popular mechanics, Chicago, July 1935, v. 64, p. 9-16. illus.

Scheduled air lines, flying 26,747,450, passenger miles, breaks all-time record. Air commerce bulletin, Washings: June 15, 1935, v. 6, no. 12, p. 285, table.

Scheduled air transport operations statistics for the year 1934. Air commerce bulletin, Washington, May 15, 1935, v. 6, no. 11, p. 261-265.

Position de l'aviation marchande américaine au début de 1935, par Henri Bouché. L'Aéronautique, Paris, May 1935, v. 17 no. 192, p. 137-45. illus., maps.

Progress of civil aeronautics in the United States. Air comme bulletin, Washington, Apr. 15, 1935, v. 61, no, 10, p. 22 33. Statistiques du trafic aérien, année 1933 - U.S.A. Bulletin de renseignements de la C.I.N.A., Genève, Mar. 7, 1935.

Accident report on scheduled air line operations during last half of 1934. Air commerce bulletin, Washington, Mar. 15, 1935, v. 6, no. 9, p. 187-203. charts, tables.

American operated air lines carry 561,370 passengers in 1934. Air commerce bulletin, Washington, Mar. 15, 1935, v. 6, no. 9, p. 204-207. tables.

Breakfast in Los Angeles, by W. van C. Brandt. National aeronautic magazine, Washington, Feb.-Mar. 1935, v. 13, no. 2-3, p- 6.

It's impossible, but its true, by W. A. Orr. U. S. Air services, Washington, Mar. 1935, v. 20, no. 3, p. 17-18. (New York - Los Angeles via TWA)

Pacific preview, by D. Sayre. Aviation, New York, Mar. 1935, v. 34, no. 3, p. 79-82. diagrs., illus., map.

Airplane service to Idaho mining camps, by R. L. Dean. Mining and metallurgy, New York, Feb. 1935, v. 16, 79-81. illus.

Silver and radium from Great Bear Lake by air. Canadian mining journal, Toronto, Feb. 1935, v. 56, p. 138. illus.

Cities and towns served by regular scheduled air lines as of Nov. 1, 1934. Air commerce bulletin, Washington, Jan. 15, 1935, v. 6, no. 7, p. 165-67.

Impressioni sull'aviazione civile degli Stati Uniti, di G. GabrielIi. L1Aerotecnica, Roma, Jan. 1935, v. 15, no. 1, p. 3-27. illus.

Fast service inaugurated in America. Aircraft, Melbourne, Dec. 1, 1934, v. 13, no. 3, p. 39.

A Review of civil aviation in U. S. A. 1927-34. Aircraft, Melbourne, Dec. 1, 1934, v. 13, no. 3, p. 7, 50.

Short-haul seaplane service. () by B. L. Fairbank. Aviation, New York, Dec. 1934, v. 33, p. 337-88. illus.

Secretary of state for air on civil aviation. Aeroplane, London, Nov. 28, 1934, v. 47, no. 1227, p. 650-51.

Air lines with directory and statistics. Aviation, New York, Nov. 1934, v. 33, p. 346-49. map. American airlines. Aviation, New York, Nov. 1934, v. 33, no. p. 340-343. illus.

Eastern air lines incorporated has become a bonded carrier une the customs laws of the United States. Aero digest, New York, Nov. 1934, v. 25, no. 5, p. 48.

Developments in America. Aeroplane, London, Oct. 31, 1934, v. 47, no. 1223, p. 329-330.

Southwest1s new service. Southwestern aviation, Oct. 1934, p. 3-9. (American airlines)

Trade routes in the sky, by W. E. Berchtold. New outlook, New York, Oct. 1934, v. 164, p. 15-20. illus.

Transport co-ordination in America. Aeroplane, London, Sep. 19, 1934, v. 47, no. 1217, p. 347.

Accident report on scheduled air transport operations for firs half of 1934. Air commerce bulletin, Washington, Sep. 15, 1934, v. 6, no. 3, p. 43-50. tables.

American-operated air lines carried 241,772 passengers in first six months of 1934. Air commerce bulletin, Washington, Sep. 15, 1934, v. 6, no. 3, p. 51-54. tables

Giving Aladdin's lamp one more rub, U. S. Air services, Washington, Sep. 1934, p. 11. (T.W.A. incorporated1)

T. W. A. opens overnight service to the coast. Aero digest, New York, Sep. 1934, v. 25, no. 3, p. 45. Illus.

Air transport board appointed. Aero digest, New York Aug. 1934, v. 25, no. 2, p. 34.

Notes sur l'exploitation d'un grand réseau américain. La Trans-continental and western air. L'Aéronautique, Paris Aug. 1934, v. 16, no. 183, p. 207-209. tables.

Annual report of Pan-american airways foi* 1933. Aeroplane, London, July 18, 1934, v. 47, no. 3, p. 89.

Scheduled air transportation in 1934. Air commerce bulletin, Washington, July 15, 1934, v. 6, no. 1, p. 4-15. maps, tables.

New York - Chicago on the hour. Aeroplane, London, July 4, 19 v. 45, no. 1, p. 18.

Inter-relation of the principal american aviation companies. Canadian aviation, Toronto, July 1934, v. 7, no. 7, p. 12-13. chart. TRANSPORTATION _ UNITED STATES

Scheduled air transport operations, statistics for the calendar year 1933. Air commerce bulletin, Washington, July 1934, v. 6, p. 7-15. maps, tables.

Business man's impressions of civil aviation in the U.S.A., by H. Green. Airways and airports, London, May 1934, v. 11, no. 2, p. 65-67, 71. illus.

Under the white eagle, by S. P. Johnson. Aviation, New York, May 1934, v. 33, p. 142-144. illus.

Eindrücke während einer reise auf den amerikanischen luftlinien, von E. Koster und Schilo. Luftwissen, Berlin, Mar. 15, 1934. 11 p. diagrs., illus.

Night flying on ämeridän air lines. Air travel news, New York, Apr. 1934. 7 p. illus.

Inter-relation of the principal american aviation companies, by R. A. Burrows. Correction, Apr. 30, 1934, v. 14, p. 13. (Also Barron's, New York, Mar. 26, 1934, v. 14, p. ö)

Air lines carry 568,940 passengers on domestic lines and foreign extensions in 1933. Air commerce bulletin, Washington, Mar. 15, 1934, v. 5, no. 3, p. 217-222.

America steadily lengthening lead in commercial aviation. Aviation, New York, Mar. 1934, v. 33, no. 3, p. 86-87. illus., tables.

Aviation, a diversified industry. Aviation, New York, Mar. 1934, v. 33, no. 3, p. 68-70. diagrs., maps, plans.

Cleaning up United States air transport. Airways and airports, London, Mar. 1934, v. 10, no. 12, p. 325.

Pittsburgh aviation industries corporation; Pennsylvania air lines. Aero digest, New York, Mar. 1934, v. 24, p. 28.

Scheduled transport operations of American air lines, 1928-33. Automotive industries, Philadlephia, Feb. 24, 1934, v. 70, p. 218.

America's new deal in transport aircraft. Airways and airports, London, Feb. 1934, v. 10, no. 11, p. 306-08.

To the northwest, by S. P. Johnston. Aviation, New York, Feb. 1934, p. 46-48. (Methods of northwest airways)

North american aviation incorporated - its historical development, scope of activities and executive personnel. Aero digest, New York, Feb. 1934, v. 24, no. 2, p. 2£-29. illus., map. Transcontinental and western air. Aero digest, New York, Feb. 1934, v. 24, no, 2, p. 26-27.

Air travel in the United States, by Gordon England. Flight, London, Jan. 4, 1934, v. 26, no. 1306, p. 10. illus.

Ozark airways plans line. Aero digest, New York, Jan. 1934, v. 24, no. 1, p. 52.

Night flying in the United States. Aeroplane, London, Dec. 27, 1933, v. 45, no. 26, p. 1101-1102.

American air transportation. Airways and airports, London, Dec. 1933, p. 267-68.

Blue Eagle takes wing; codification of air transportation industry under N.R.A. an accomplished fact. Aviation, New York, Dec. 1933, v. 32, no. 12, p. 369-371.

Commercial flying in the United States. Aeroplane, London, Nov. 15, ^933, v. 45, no. 20, p. 848.

More air passengers look like prosperity, but the menace of reduced mail pay scares the industry. Business week, New York, Nov. 11, 1933, p. 26.

American airways. Aero digest, New York, Nov. 1933, v. 22, no. 11, p. 25-27.

Air transportation in the middle west, by L. D. Seymour. Aircraft age, New York, Oct. 1933, p. 5.

American-operated airlines carry 235,139 passengers in first 6 months of 1933. Air commerce bulletin, Washington, Sep. 15, 1933.

Air transport developments abroad. Engineering, London, Aug. 25, 1933, v. 136, no. 3528, p. 198.

Our speedy conquest of the air, by E. N. Fendley. Literary di New York, Aug. 19, 1933, v. 116, p. 3-4. illus.

America flies ahead, by W. B. Courtney. Collier's, Springfiel Ohio, Aug. 12, 1933, v. 92, p. 10-11. illus.

Record of Western air express, by C. Dayhoff. Air transportât New York, July 1933, p. 33-35.

Story of Transcontinental and western air, by L. Kelly. Air transportation, New York, July 1933, p. 9-31.

United air lines developments. Aero digest, New York, July 1933, v. 22, no. 7, p. 34. Progress of civil aeronautics in the United States 1926-1932. Air commerce bulletin, Washington, May 1, 1933, v. 4, no. 21, p. 530-533. tables.

Summary of United States air transport operations. May 1, 1933. Air commerce bulletin, Washington, May 1, 1933, v. 4, no. 21, p. 548.

Lindbergh discovers a new aviation in America, by G. E. Everett. Aircraft age, Kansas City, Kan., May 1933, p. 5.

Ampleur et progrès du transport aérien aux États-Unis. L'Aéronautique, Paris, Apr. 1933, v. 15, no. 167, p. 78-80. lllus.

Success of high speed air transport in the United States, by W. D. G. Robertson. Aircraft, Melbourne, Apr. 1933, p- 19-20.

General motors to control Lindbergh line. News-week, New York, Mar. 25, 1933, v. 1, p. 25.

Accident report on scheduled air transport operations for last six months of 1932. Air commerce bulletin, Washington, Mar. 1, 1933, v. 4, no. 17, p. 413-17. illus.

Air lines show increases in passenger and express traffic, decrease in air mail. Air commerce bulletin, Washington, Mar. 1, 1933, v, 4, no. 17, p. 419-420. tables.

Air transport growth, by T. B. Doe. Manufacturers record, New York, Mar. 1933, v. 102, p. 16-13.

America takes the lead in world's air transport. Aviation, New York, Mar. 1933, v. 32, p. 84-85.

Report of domestic scheduled air transport operation for Nov. 1932. Air commerce bulletin, Washington, Feb. 1, 1933, v. 4, no. 15, p. 370.

Summary of United States air transport operations, Feb. 1, 1933. Air commerce bulletin, Washington, Feb. 1, 1933, v. 4, no. 15, p. 381,

Air transport progress in 1932, by P. G. Johnson. Southern aviation, Atlanta, Jan. 1933, p. 11-12.

Sixteen hour transcontinental service. Aero digest, New York, Jan. 1933, v. 22, no. 1, p. 29.

Transcontinental air transportation, by R. W- Robbins. Aviation engineering, East Stroudsburg, Pa., Jan. 1933, v. 8, p. 20-21. Where do we go from here? Air transportation, New York, Jan* 1933, p. 5-7.

Australian airman's impressions of America, by* W. D. G. Robert• son. Aircraft, Melbourne, Dec. 1932, v. 16, no. 3, p. 8-9. illus.

Commercial aviation in the United States. Aircraft, Melbourne, Dec. 1932, v. 11, no. 3, p. 15-16.

Le Pan-american airways. Les lignes, le materiel, l'exploitati Les Alles, Paris, Nov. 10, 1932. 1 p. illus., map.

Air transport operations for the first eight months of 1932; traffic increases, mail lower. Air transportation, New York, tiov. 1932, v. 8, no. 5, p. 30.

Comparison between U. S. and european air lines; passenger and air express, by Irving Glover. Western flying, Los Angeles Nov. 1932, v. 12, no. 5, p. 36.

United air lines' six year record; 60 million letters, 36,000 passengers. Western flying, Los Angeles, Nov. 1932, v. 12, no. 5, p. 36.

Aviation in the great southwest. Western flying, Los Angeles, Oct. 1932, v. 12, no. 4, p. 26-27.

Modern pilgrimage by air, by R. K. Rooney. Aircraft age, New York, Oct. 1932, v. 3, no. 12, p. 10-11.

Skyroad to the south, by R. Wylly. National aeronautic magazJ Washington, Oct. 1932, v. 10, no. 10, p. 19-20. illus. (Via Eastern air transport)

American-operated air lines carry 248,954 passengers during first six months of 1932. Air commerce bulletin, Washing": Sep- 1, 1952, v. 4, no. 5, p. 115.

American airways surpasses its previous records for mileage, passenger and air mail poundage. Aviation engineering, East Stroudsburg, Pa., Sep. 1932, v. 7, no. 3, p. 36.

Increasing airline business, by Michael H. Froelich. Aviation engineering, East Stroudsburg, Pa., June 1932, v. 6, no. 6, p. 46-48; Sep. 1932, v. 7, no. 3, p. 21-23. illus.

Providing the first all-air night passenger service, New York- Chicago . Western flying, Los Angeles, Sep. 1932, v. 12, no. 3, p. 36.

United air lines report 130 per cent passenger gain. Aviation engineering, East Stroudsburg, Pa., Sep. 1932, v. 7, no. 3, p. 37. First-year record of new southern line; mail and passengers carried. American airways, incorporated. Southern aviation, Atlanta, Ga., Aug. 1932, v. 3, no. 12, p. 15.

Over-night to the west coast, by C. B. McPhail. Southern aviation, Atlanta, Ga., Aug. 1932, v. 3, no. 12, p. 3-4. illus.

Tulsa to Kansas City - 1 hr., 35 min., by E. W. Stokes, Aircraft age, Kansas City, Kan., A "g. 1932, v. 3, no. 10, p. 12- (Via Braniff air lines)

What's what on the airlines. Aviation, New York, Aug. 1932, v. 31, no. 8, p. 344-347. maps, tables.

Airlines of the United States. Aero digest, New York, July 1932, v. 21, no. 1, p. 21-28. illus.

Night mail and passenger service inaugurated on the Southern transcontinental airway. Western flying, Los Angeles, July 1932, v. 12, no. 1, p. 34.

Flying the world, flight across Europe, Asia and America, by G. M. Day. National geographic magazine, Washington, June 1932, v. 61, p. 655-90. illus., map.

Pegasus express, by F. V. Drake. Atlantic monthly, Boston, June 1932, p. 663-74- (New York to San Francisco via United air lines)

Trip in the world's fastest transport, by T. J. Fleming. Popular aviation, Chicago, June 1932, v. 10, no. 6, p. 365-397, 398. illus.

Tropical air transportation; transport speed in the tropics. Popular aviation, Chicago, June 1932, v. 10, no. 6, p. 354.

Consolidated statement of scheduled air transport operations for 1931. Air commerce bulletin, Washington, May 2, 1932, v. 3, no. 21, p. 532-35.

Eastern air transport carried greatest mail load; passenger volume increased. Aviation engineering. East Stroudsburg, Pa., May 1932, v. 6, no. 5, p. 56.

European versus United States air lines, by Alexander Klemin. Scientific american, New York, May 1932, v. 146, p. 300. illus.

Ford transports fly ten million miles during 1931. Aviation engineering, East Stroudsburg, Pa., May 1932, v. 6, p. 56. Map from the sky, by W- V. Davidson. National aeronautic magazine, Washington, Ray 1932, v. 10, no. 5, p. 19-21. illus.

Air transport development in the southern states, by H. A. Ell Southern aviation, Atlanta, Ga., Apr. 1932, v. 3, no. 8, p. 7.

Making Alaska air-minded. Literary digest, New York, Mar. 12, 1932, v. 112, p. 42.

Air transportation In America, by Harry Harmon Blee. Air and airways, London, Mar. 1932, v. 8, no. 12, p. 399-401.

Air transport operations for 1931 compared with 1930. Aero digest, New York, Mar. 1932, p. 44.

United States transport lines lead world. Western flying, Los Angeles, Mar. 1932, v. 11, no. 3, p. 50.

Statistique du trafic aérien pour l'année 1930.- U.S.A. Bulletin de renseignements de la C.I.N.A., Genève, Feb. 4, 1932.

One of largest air lines in the world. Aircraft age, Kansas City, Kan., Feb. 1932, v. 3, no. 4, p. 6-7. illus.

Air transport shows great increase; operations, 1930-31. Western flying, Los Angeles, Jan. 1932, v. 11, no. 1, p. 46.

The Amazing two-year development of Southern air-transport lines. Southern aviation, Atlanta, Ga., Jan. 1932, v. 3, no. 5, p. 11-14. illus.

Colorado- to operate a passenger and express service over Rockies. Western flying, Los Angeles, Jan. 1932, v. 11, no. 1, p. 47.

From New York to Miami by airline. Southern aviation, Atlanta Ga., Jan. 1932, v. 3, no. 5, p, 19-20, (Eastern air transport)

Operation of the transport lines which serve the south. Southern aviation, Atlanta, Ga., Jan. 1932, v. 3, no. 5, p. 24-30.

There is a long airway ahead, by E. V. W. Jones. U. S. Air se Washington, Jan. 1932, v. 17, no. 1, p. 23-25.

TransamerT fsn airlines corporation. Aircraft age, Kansas City, Kan., Jan. 1932, v. 3, no. 3, p. 8-10. illus. Westward hoi via air, by H, C. Rubican, Jr. National aeronautic magasine, Washington, Jan, 1952, v. 10, no. 1, p. 20.

Scheduled air transportation, July 1, 1932. Washington, U. S. Govt, print, off., 1932. 12 p. maps, tables. (Aeronautics bulletin no. 23)

Airplanes to fly over the Rockies. Aircraft age, Kansas City, Kan., Dec. 1931, p. 6-8. (Colorado-Utah airways incorporated and U. S. airways, Incorporated)

Air transport, by C. L. Lawrance. Western flying, Los Angeles, Aug., Oct.-Dec. 1931. 17 p. diagrs., illus., map, tables.

From the Lakes to the Pacific; Boeing system, by R. Johnson. Aviation, New York, Nov. 1931, v. 30, no. 11, p. 633-35.

New trails for old, by R. Johnson. Sportsman pilot, New York, Nov. 1931, v. 6, no. 5, p. 34-35. illus. (Seattle to Salt Lake City via )

Shall the independents live? by E. Jones. Airports and airlines, Nov. 1931, v, 7, no. 5, p, 9-12.

Transcontinental and western air, incorporated. Aircraft age, Kansas City, Kan., Nov. 1931, v. 3, no. 1, p. 6-13.

Five years of air transport by N.A.T. Aircraft age, Kansas City, Kan., Oct. 1931, v. 2, no. 12, p. 9.

Ludington line operation and maintenance, by P. F. Collins. Airports, Washington, N. J., Oct. 1931, p. 21-23. (Also Aviation Engineering, East Stroudsburg, Pa., Sep. 1931, v. 30, no. 9, p. 37-38)

Winter flying from Denver to Los Angeles, by W. V. Davidson. National aeronautic magazine, Washington, Oct. 1931, v, 9, no. 10, p. 8-10. (Via Transcontinental and western air)

Air travel off 8 per cent first six months of 1931. Business week, New York, Sep, 30, 1931, p. 28.

Scheduled air transport operations, statistics for the period Jan.-June 1931. Air commerce bulletin, Washington, Sep. 15, 1931, v, 3, no. 6, p. 142-145. tables.

Flying to the Broncos, by H. Crary. Sportsman pilot, New York, Sep. 1931, v. 6, no. 3, p. 36-37, 46. illus.

Largest air transport system in the world in point of mileage flown. U. S. air services, Washington, Sep. 1931, v. 16, no. 9, p. 18-20. Getting there the Ludington way. National glider and airplane news, New York, Aug. 1951, p. 17. (New York - Washington)

Into the sunset on tireless wings. Popular mechanics, Chicago. Aug. 1931, p. 228-35. United air lines.

New "Oregon trail," by R. Johnson. National aeronautic magaz" Washington, Aug. 1931, v. 9, no. 8, p. 15-27. (United air lines)

Statistiques du trafic aérien pour les années 1928, 1929 et 1930 - U. S. A. Bulletin de renseignements de la C.I.N.A., Genève, July 16, 1931.

New use for planes, by Robert Hayes. Airway age, New York, July 4, 1931, v. 13, no. 1, p. 40-43. illus. (Alaska- Washington)

American airways' Dallas shops. Southern aviation, Atlanta, Ga., July 1931, v. 2, no. 11, p. 7. illus.

Money-making seaplane operations, by R. S. Fogg. Aero digest. New York, July 1931, p. 48. (Newhamco air service)

Riding the air on the Braniff lines, by W. M. Webb. Aircraft age, Kansas City, Kan., July 1931, v. 2, no. 9, p. 9.

United air lines survey, by C. Limouze, B. Singer and D. Bolton. Aircraft age, Kansas City, Kan., July 1931, v. 2, no. 9, p. 10-11.

Boeing air transport from the Lakes to the Pacific, by R. Johnson. Aviation, New York, June 1931, v. 30, no. 6, p. 360-365. illus.

E.A.T. operations methods increase efficiency and reduce costs Southern aviation, Atlanta, Ga., June 1931, v. 2, np. 10, p. 18-20. illus.

National air transport enjoys a birthday. U. S. Air services, Washington, June 1931, v. 16, no. 6, p. 29.

Pacific coast on parade, by R. Johnson. National aeronautic magazine, Washington, June 1931, v. 9, no. 6, p. 9-16. (Pacific air transport)

Aeronautics branch inspectors examining interstate passenger airlines. Air commerce bulletin, Washington, May 15, 1931, v. 2, no. 22, p. 580-31.

Civil aircraft of the United States carry 2,715,346 passenger; in 1930. Air commerce bulletin, Washington, May 1, 1931. v. 2, no. 21, p. 565-66. tables. East by south, by R. C. Coffey. Sportsman pilot, New York, May 1931, v. 5, no. 5, p. 22-25. (Portland, Ore., to Atlanta, Ga., via Pacific air transport and american airways)

Notable growth of air travel from Miami as revealed by traffic reports, by E. l/i/. Sudlow. Southern aviation, Atlanta, Ga., May 1931, v. 2, no. 9, p. 9-10. illus. (Pan- american airways)

Short line succeeds coast air transport handles heavy traffic over short-haul route. Airway age, New York, May 1931, v. 12, no. 5, p. 443-449. illus.

Air transport in the south, by G. Garner. Manufacturers record, Baltimore, Md., Apr. 2, 1931, v. 99, p. 26-28.

Scheduled air transport operations - statistics for the period July-Dec. 1930. Air commerce bulletin, Washington, Apr. 1, 1931, v. 2, no. 19, p. 492-96. tables.

American people grow air-minded, with rapid development of aviation; Eastern air transport, by E. V. W. Jones. Dun's international review, New York, Apr. 1931, v. 57, p. 32-34. illus.

Atlanta takes to the air. The progress of scheduled flying in the southeast with Atlanta as the hub of the big transport lines. Southern aviation, Atlanta, Ga., Apr. 1931, v. 2, no. 3, p. 14-16. illus.

L'Aviation commerciale aux Stats-Unis en 1930 - Bulletin de la Chambre syndicale des industries aeronautiques, Mar.- Apr. 1931. 3 p.

Coast to coast in two jumps, by F. Goodcoll. Sportsman pilot. New York, Apr. 1931, v. 5, no. 4, p. 25-27. illus. (Transcontinental and western air)

Into the setting sun, by R. Johnson. National aeronautic magazine, Washington, Apr. 1931, v. 9, no. 4, p. 9-24.

Operations of a tri-state feeder line, by E. Pyle. Southern aviation, Atlanta, Ga., Apr. 1931, v. 2, no. 3, p. 11-13. illus.

Passenger air map of the United States. World's work, New York, Apr. 1931, v. 60, p. 38-39.

Small transport operator, by C. T. M. Echoles. Aeronautical world, Glenville, Ohio, Apr. 1931, p. 10-11. Los Trasportes aéreos en los Estados Unidos, por Heriberto Dur Ibérica, Barcelona, Mar. 7, 1931, v. 13, no. 868, p. 151¬ 52. illus.

Skyway to the setting sun, by R. Johnson. Sportsman pilot, New York, Mar. 1931, v. 5, no. 3, p. 22-25. illus.

Eastern air transport inaugurates Florida passenger service. Southern aviation, Atlanta, Ga., Feb. 1931, v. 2, no. 5, p. 19-20. illus.

Chicago starts airline on fast schedule Century air lines, incorporated, Business week, New York, Jan. 21, 1931, p. 24.

Scheduled air transportation today is a sound business endeav by C. M. Young. Iron age, New York, Jan. 1, 1931, v. 27, no. 1, p. 16-17, 108. (Also Ü. S. Air services, Washing" Jan. 1931, v. 16, no. 1, p. 13-16)

Eastern air transport inaugurates southern passenger service. Southern aviation, Atlanta, Ga., Jan. 1931, v. 2, no. 5, p. 14-16.

Meeting the challenge for sound cargo and passenger air trans service, by J. H. Trumbull. National aeronautic magazine. Washington, Jan. 1931, v. 9, no. 1, p. 31-36.

West coast progress in 1930. Transportation, airports and desi" discussed, by Alfred S. Niles. Airway age, New York, Jan 1931, v. 12, no. 1, p. 47.

United air lines news. Chicago, 1931 -

Progress in scheduled air transportation marked during year. Air commerce bulletin, Washington, Dec. 1, 1930, v. 2, no. 11, p. 275-277.

New short line makes progress; Ludington line, by E. W. Savage. Airway age, New York, Dec. 1930, v. 11, no. 12, p. 1540-44.

Southern transcontinental line is inaugurated. Southern aviati Atlanta, Ga., Nov. 15, 1930, v. 2, no. 3, p. 4-6. illus.

Two year operations record of the interstate airlines, by 0. Lance. Southern aviation, Atlanta, Ga., Nov. 15, 1930, v. 2, no. 3, p. 15-16. illus.

East coast line to join New York-Ilorida. Air transportation, New York, Nov. 1, 1930, v. 14, no. 8, p. 1-2.

Above the Grand Canyon, by H. H. Cox. Airways, London, Nov. 1930, p. 503-05. Airplane vs. stage coach, by T. Wood. Aircraft age, Kansas City, Kan., Nov. 1930, p. 8-9.

The Maddux-transcontinental airlines, by H. H. Het Vliegveld, Amsterdam, Nov. 1930, v. 14, no. 11, p. 361-365. illus.

Making the desert pay, by Andrew R. Boone. U. S. Air services, Washington, Nov. 1930, v. 15, no. 11, p. 52-54.

Most travelled road, by Amelia Earhart. National aeronautic magazine, Washington, Nov. 1930, p. 47-48. (New York - Washington, D. C.)

The New coast to coast line. Aviation, New York, Nov. 1930, v. 29, no. 5, p. 259.

Successful air transport operations, by P. J, Taft- U. S. Air services, Washington, Nov. 1930, v. 15, no. 11, p. 38¬ 39. (Ludington line-between New York and Washington^

Coast to coast air line looks to the short jumps for profit. Business week, New York, Oct. 29, 1930, p. 25.

Development and operation of the Safeway system, by Sherman J. Kline. Southern aviation, Atlanta, Ga., Oct. 15, 1930, v. 2, no. 2, p. 13-17. illus., maps.

Concentración gigantesca de lineas aéreas americanas. Aérea, Madrid, Sep.-Oct. 1930, v. 8, no. 86, p. 25-26. map.

Profits from seaplanes on the Alaska-Washington route, by A. H. Goodwin. Western flying, Los Angeles, Oct. 1930, v. 8, no. 4, p. 40-41.

San Francisco Bay air ferries prove successful. Pacific marine review, San Francisco, Oct. 1930, v. 27, no. 10, p. 445-46.

Pan-american purchases Nyrba lines. Southern aviation, Atlanta, Ga., Sep. 15, 1930, v. 2, no. 1, p. 21.

Carry 223 passengers first day on New York-Washington airline. Air transportation, New York, Sep. 6, 1930, v. 13, no. 6, p. 6.

New York - Richmond passenger airline. Manufacturers record, Baltimore, Md., Sep. 4, 1930, v. 93, p. 61. illus.

Modern methods used by national air transport insure maximum efficiency. Aircraft servicing, Washington, N. J., Sep. 1930, p. 11.

S.A.T. into new quarters at Dallas. Aircraft, age, Kansas City, Kan., Sep. 1930, p. 6-7. Seattle to San Diego overnight - every night. Pacific flyer, San Francisco, Sep. 1930, p. 8. (Pacific air transport)

A Survey of civil aviation in the southwest. Part I. Air transport operations. Part II. Airports, manufacturers, etc., by George Svehla. Aero digest, New York, Aug.- Sep. 1930, v. 17, no. 2-3, p. 35-37, 53, 170, 172, 174, 176, 178; 52-54, 162, 164, 166. illus.

Commercial air transport in U.S.A., by Esmanü B. Wilshire. Aircraft, Melbourne, Aug. 31, 1930, v. 8, no. 11, p. 456-57.

Air transportation and the southwest, by R. W. Ireland. Manufacturers record, Baltimore, Md., Aug. 23, 1930, v. 98, p. 59-60. illus.

Airline systems. Air transportation, New York, Aug. 2, 1930, v. .13, no. 1, p. 28-29.

44,931 passengers carried on 34 transport lines first three months of 1930. Air transportation, New York, Aug. 2, 1930, v. 13, no. 1, p. 8.

Air line traffic - aviation's bright spot. Western flying, Los Angeles, Aug. 1930, v. 8, no. 2, p. 56-57.

Over the Hell stretch, by J. W. Booth. Popular mechanics, Chicago, Aug. 1930, p. 259-62. (New York to Cleveland)

Wings of the new west, by E. L. Hampton. Travel, New York, -Aug. 1930, p. 25-28.

United States air transport routes. Air commerce bulletin, Washington, July 15, 1930, v. 2, no. 2, p. 54-56.

Thirty thousand carried on T.A.T. line in one year's operations Air transportation, New York, July 12, 1930, v. 12, no. 1^ p. 9.

Le Réseau aérien le plus court du monde. Les air ferries de San Francisco, dont l'exploitation est rémunératrice - U.S.A. Les Ailes, Paris, July 17, 1930. 1 p. map.

Boeing air transport. Chicago to San Francisco in twenty hours, by P. G. Johnson, Railway age, New York, July 5, 1930, v. 89, no. 1, p. 14-16. illus.

Air ferry service across San Francisco bay wins quick success. Dun's international review, New York, July 1930, v. 55, p, 51.

Across the continent in 12 hours, by H. M. Hanshue. Aeronaut! Chicago, June 1930, p. 463-64. Conservatism, the dominating characteristic of Northwest airways, by H. A. Lindbergh- Airway age, New York, June 1930, v. 11, no. 6, p. 601-803.

From slowpoke days to airplanes, by D. Hodson. Transportation, June 1930, p. 53-56. (Boeing system)

Over the Boulder dam project by airplane, by A. J. Moore. Air travel news, Detroit, June 1930, p. 14. (Nevada airlines)

Things learned after 9,000,000 miles of flying, by H. Crary. U. S. Air services, Washington, June 1930, v. 15, no. 6, p. 32. (Boeing system)

Twenty-four hours to Chicago, by H. Nourse. Pacific flyer, San Francisco, June 1930, p. 5. (Varney air lines from Portland to Salt Lake City)

Pioneering the southwest airways, by C. B. Braun as told to W. T. Owen. Southern aviation, Atlanta, Ga., May 15, 1930, v. 1, no. 5, p. 21-22. (Early history of N.A.T. in southv/est)

Tulsa air travel twice that of three big fields abroad, by J. Power. National petroleum news, Cleveland, Ohio, May 7, 1930, v. 22, p. 97-98. illus.

Last year's activities by Boeing air transport. Flight, London, May 2, 1930, v. 22, no. 18, p, 491. illus.

Boeing starts Chicago-to-Pacific coast passenger service, by R. Johnson. Aero digest, New York, May 1930, v. 16, no. 5, p. 102. illus.

Kansas City headquarters of U. S. Airways. Aircraft age, Kansas City, Kan., May 1930, p. 30.

Day and night transcontinental service; the Boeing system passenger line. (Airway age, New York, May 1930, v. 11, no. 5, p. 658-59. (Also Aviation, New York, Apr. 26, 1930, v. 28, no. 17, p. 863)

Four years transport in the U.S.A. Flight, London, Apr. 25, 1930, v. 22, no. 17, p. 460.

Powerful groups in battle for air route supremacy. Business week, New York, Apr. 23, 1930, p. 14.

Transcontinental passenger service. Air transportation, New York, Apr. 5, 1930, v. 11, no. 7, p. 28.

Pioneer in the short air haul, by A. H. Goodwin. Western fly• ings Los Angeles, Apr. 1930, v. 7, no. 4, p. 56-58. (Gcrst air transport) Safety and scenery draw traffic, by R. M. Jones. Pacific flyer, San Francisco, Apr. 1930, p. 14-15, (West coast air transport corporation)

Troubled airways, by M, M. Stearns. Outlook and independent, New York, Mar. 5, 1930, p. 363-65.

Interstate airlines. Airway age, New York, Mar. 1930, v. 11, no. 3, p. 362-63.

Wings for Hawaii, by E. P. Noel. Aeronautics, Chicago, Mar. 1930, p. 22-23.

Air transport in Hawaii. Flight, London, Feb. 7, 1930, v. 22, no. 6, p. 193. illus.

Air lines report. Airway age. New York, Feb. 1930, v. 11, no. 2, p. 191.

We vagabonds fly high, by A. H. Yost. Air travel news, Detroi Feb. 1930, p. 11-13- (Two weeks' tour over Western air express lines)

Remarkable development in the south of aeronautical activities, by C. E. Williams. Manufacturers record, Baltimore, Md., Jan. 16, 1930, v. 97, p. 49-52. illus.

Air commerce in 1930. Air commerce bulletin, Washington, Jan. 15, 1930, v. 1, no. 14, p. 1-3.

Standard airlines celebrates second anniversary, by Fred L. Hattoom. Southern aviation, Atlanta, Ga., Jan, 15, 1930, v. 1, no. 5, p. 37-33. illus.

Celebration marks transportation of 100,000 passengers on Stout air lines, by Bert Stoll. Air transportation, New York, Jan. 4, 1930, v. 10, no. 12, p. 16-20, 45. illus.

Commercial aviation. Air commerce bulletin, Washington, Jan. 2 1930, v. 1, no. 13, p. 6.

Commercial aviation vital to nations protection. Air commerce bulletin, Washington, Jan. 2, 1930, v. 1, no. 13, p. 23.

Air ferries to link more cities, by M. F. Mattison. Pacific flyer, San Francisco, Jan. 1930, p. 5. (ferries at Los Angeles, Seattle and San Francisco)

Hawaii begins air service. Aero digest, New York, Jan. 1930, v.. 16, no. 1, p. 133.

The Newark air service, by Virginia Snow. Airway age, New York, Jan. 1930, v. 11, no. 1, p. 78-81. illus. Progress of commercial aeronautics in the past 18 months. Air commerce bulletin, Washington, 1950, v. 2, p. 135-138,

Methods employed by Thompson aeronautical corporation In opera• ting air transport lines; passenger, air mail and express operations. Airway age, New York, Dec. 1929, v. 10, no. 12, p. 1951-55. illus.

Operating passenger lines over airways in Texas, by Victor F. Grima. Aero digest, New York, Dec. 1929, v. 15, no. 6, p. 94-95, 106. illus.

Development of civil aeronautics in the United States. Air commerce bulletin, Washington, Nov. 1, 1929, v. 1, no. 9, p. 1-11-

American passenger air transport, by Alexander Klemin. Scientific american, New York, Oct.-Nov. 1929, v. 141, no. 4-5, P. 324-29, 404-07. diagrs., illus., maps.

Development of air transport activities in the United States. Aviation, New York, Oct. 5, 1929, v. 27, no. 4, p. 704¬ 705. charts.

Night flying with mail, express and passengers. U. S. leads all Europe in mileage flown at night, by W. E. Boeing. S.A.E. journal, London, Oct. 1929, v. 25, no. 4, p. 364-6^

To start hawaiian network in November. Aviation, New York, Sep. 7, 1929, v. 27, no. 10, p. 550.

National air transport company; services which they operate for transporting mail and express are described, by R. C. Wood. Air, Aug. 15, 1929, v. 11, no. 235, p. 25. illus.

Preening wings of commerce. Air commerce bulletin, Washington, Aug. 1, 1929, v. 1, no. 3, p. 1-3.

Transcontinental air transport. Air-rail and T.A.T. system; Pennsylvania railroad, by F. D. Walton. Aero digest, New York, Aug. 1929, v. 15, no. 2, p. 64-65, 250-52. illus.

The 48 hour coast-to-coast air-rail service of Transcontinental air transport. Description of air line operated in connection with railroad companies, by J. P. Wines. Aviation, New York, July 6, 1929, v. 27, no. 1, p. 26-29. Illus.

Hoe amerika luchtlijnen exploiteert. Fokker en de Western air express, van P. J. J. Mounier. Het Vliegveld, Amsterdam, July 1929, v. 13, no. 7, p. 252-254. illus.

How the T.A.T. was organized. Organization of Transcontinental air transport line is described; policy outlined, by P. Henderson and D. R. Lane. Airway age, New York, July 1929, v. 10, no. 7, p. 1021-24. illus. Over the arrowhead trail. The Western air express trip is morf than a flight - it's an education, by Harris M. Hanshue. Aeronautic review, Washington, July 1929, v. 7, no. 7, p. 19-21, 45. illus.

Transcontinental air-rail service becomes a fact. Description of passenger service inaugurated by aviation corporation, New York Central, Pennsylvania railroad. U. S. Air service Washington, July 1929, v. 14, no. 7, p. 22-24.

Air transport progress in the United States, by Clarence M. Young. Aviation, New York, June 15, 1929, v. 26, no. 24, p. 2062-65. illus.

L'Aviation de transport aux Etats-Unis, par R. C. Wood. L'Air, Paris, June 15, 1929, v. 11> no. 251, p. 20-22. illus.

Civil aeronautics in statistics. Domestic air news, Washington Apr. 15, June 15, 1929, v, 54, no. 50, p. 5-8.

Air transport in New England. Use of amphibian planes will extend in large measure advantages of air transport of New England cities, by S. Sewall. Aeronautical engineer New York, Apr.-June 1929, v. 1, no. 2, p. 83-84-

Operation of the longest regularly flown airline; Boeing air transport lines, by R. B. Renfro. Aero digest, New York, June 1929, v. 14, no. 6, p. 44-45, 250-52. illus.

Sales increase with operations of Rapid air lines, incorporat by H. A. Lindbergh. Airway age, New York, June 1929, v. p. 844.

Development of air transport in the United States; expansion o air mail; passenger service; entry of railroads into air transport, by D. C. Sayre. Technology review, Cambridge, Mass., May 1929, v. 51, no. 7, p. 397-99. illus.

North, south, east and west. Discussion of air-line expansion in United States; Western air express developments. West- flying, Los Angeles, May 1929, v. 5, no. 5, p. 70-72.

Promoting short hop business in southern California, by C. F. McReynolds. Aviation, New York, Apr. 6, 1929, v. 26, p. 1054-59. illus.

A Million miles of safe airline operation. Services operated by Northwest airways; coordination with rail services. Aero digest, New York, Apr. 1929, v. 14, no. 4, p. 37, 2dc illus.

All aboard the Lindbergh limited! Literary digest, New York, Mar. 2, 1929, v. 100, p. 54-58. illus. History of the Rapid air lines, incorporated; review of progress of Rapid air lines since its inauguration in Jan- 1927. Black hills engineer, Rapid City, South Dakota, Mar. 1929, v. 17, no. 2, p. 145-46.

Texas air transport, by W. H. Scott. Aero digest, New York, Mar. 1929, v. 14, no. 3, p. 62. illus.

Aviation as a new factor in transportation. Vice-president of Boeing air transport surveys progress in airports and airways; miJ.es flown in scheduled service, 1924-1927, by W. G. Herron. Engineering news-record, Hew York, Feb. 7, 1929, v. 102, no. 6, p. 232-37.

The Northwest airways. Airway age, New York, Jan. 1929, v. 10, no. 1, p. 19-21.

Scheduled flights over the Lindbergh circle. Three international air passenger and mail routes put into operation; details of passenger facilities, by W. I. Van Dusen. U. S. Air services, Washington, Jan. 1929, v. 14, no. 1, p. 57-60. illus.

Air transport in the United States Comparison of air transport in United States, with that of Great Britain; trans• continental air transport developed by Pennsylvania rail• road, by E. Gardner. Woman engineer, London, 1929, v. 3, no- 1, p. 7-9. illus.

18,459 airway miles now operating in the United States. American city, New York, Dec. 1928, v. 39, p. 92.

American air lines. Flight, London, Nov. 29, 1928, v. 20, no. 48, p. 1016-1018. map.

New company to operate New York-Chicago service. Aviation, New York, Nov. 3, 1928, v. 25, p. 1419.

Maddox air lines1 passenger service. Airway age, New York, Nov. 1928, v. 9, p. 18-20. illus.

Seconde visite a l'aviation des Etats-Unis, par Charles Dollfus. LjAéronautique, Paris, Nov. 1928, v. 10, no. 114, p. 393¬ 400. illus.

West takes to the air, by E. L. Hampton. Forbes, New York, Oct. 15, 1928, v. 22, p. 18-19. illus.

Wings for american business, by H. J. Tucker. Forbes, New York, Oct. 1, 1923, v. 22, p. 19-21. illus.

Stout air services carries heavy passenger traffic; two new lines planned. Airway age, New York, Oct. 1928, v. 9, no. 10, p. 51-53. illus. Universal air lines expand. Expansion, equipment and operation of Universal air lines described. Airway age, New York, Oct. 1923, v. 9, no. 10, p. 58.

Airlines outside of the United States. Details of foreign air-transport companies; Canadian - United Stages lines, by B. V. York. Aviation, New York, Sep. 29, 1928, v. 25, no. 14, p. 1014-15, 1042-46. illus.

Airline progress on the pacific coast. Western air express; services on Pacific air transport, by D. R. Lane. Avia• tion, New York, Sep. 1, 1923, v. 25, no. 10, p. 699, 756¬ 72. illus.

Established airlines; information on class of service, equip• ment, passenger rates, etc., of airlines in United States. Western flying, Los Angeles, Sep. 1923, v. 4, no. 9, p. 88-90, 95. illus.

Chicago-Atlanta line contracted. Aviation, New York, Aug. 18, 1928, v. 25, p. 544.

Dependable air transport is with us. Survey of what air trans• portation is doing; air-mail services; statistics, by H. Crary. Aero digest, New York, Aug. 1928, v. 13, no. 2, p. 219-21. illus.

Air transport line what pays dividends; description of Western air express operating between Los Angeles and Salt Lake City; mail and passenger service. Airway age, New York, July 1928, v. 9, no. 7, p. 25-28. illus.

National air transport expands; mail and express routes to be extended into Oklahoma and Michigan; miles flown. Popular aviation, Chicago, June 1923, v. 2, no. 6, p. 34.

New York-Atlanta mail line is longest ever opened at one time. Aviation, New York, May 21, 1928, v. 24, p. 1460. (Also Manufacturers record, New York, May 10, 1923, v. 93, p. 5

Air line being formed to connect western mining districts. Engineering and mining journal, New York, Apr. 21, 1928, v. 125, no. 16, p. 667.

Airways in the west, six air lines operating on daily schedules in west; West coast air transport, by T. E. Stimson. West• ern flying, Los Angeles, Apr. 1928, v. 4, no. 4, p. 28-29, 99. illus.

Oldest marine airway in the west; daily passenger service of Pacific marine airways. Western flying, Los Angeles, Apr 1928, v. 4, no. 4, p. 42. illus. Railways' newest passenger rival; . Railway age, New York, Mar. 17, 1938, v. 84, p. 616-18. illus.

Pitcairn progress in 1927. New York-Atlanta air-mail line; subsiding companies in the south, by W. L. Le Page. Aviation, New York, Feb. 13, 1923, v. 24, no. 7, p. 334¬ 85. illus.

L'Aéronautique civile aux Etats-Unis. Bulletin de la Chambre syndicale des industries aéronautiques, Paris, Jan.-Feb. 1928, p. 22-37.

Aviation in its broad aspects. International commercial flying in western hemisphere considered; establishing connections between U. S. and Caribbean sea; flying in Canada and United States, by Harry Harmon Blee and E. P. Warner. S.A.E. journal, New York, Feb. 1923, v. 22, no. 2, p. 150¬ 54. illus.

N.A.T. country's largest air transport line; operations discussed. Railway age, New York, Jan. 14, 1923, v. 34, no. 2, p. 149¬ 52. illus.

Amerika und das handels-flugzeug, von Alfred A. Gassner. Flug¬ woche, Berlin, 1923, v. 10, no. 12, p. 370-71.

Civil aeronautics in the United States. Washington, U. S. Govt. print. off., 1928. diagrs., maps, tables. (Aeronautics bulletin no. 1)

Commerce department: Aeronautics branch. Chronology of U. S. air transport. Washington, 1928. 2 p. (information bulletin, no. 17.

The Development of civil aeronautics in America, by Lester D. Gardner. IV Congresso internazionale di navigasione aerea, Roma, Oct. 24-30, 1927. Roma, 1928. v. 2, p. 165-275. maps. (Also Aeronautica, Amsterdam, Apr. 1928, v. 2, no. 4, p. 54-56)"

What aeronautics means to the south and the south to aeronautics. Opening the south to airplane transportation, by G. Garner. Manufacturers record, New York, Dec. 22, 1927, v. 92, no. 25, p. 51-57.

Civil flying statistics in America. Figures for the mail und passenger services from January-June 1927. Flight, London, Dec. 15, 1927, v. 19, no. 50, p. 849-850.

Mileage statistics on airways. Aviation, New York, Dec. 5, 1927, v. 23, no. 23, p. 1353-1355. map. Civil airway statistics, January-June 1927. U. S. Air service Washington, Nov. 1927, v. 12, no. 11, p. 42-43.

Model passenger air line - Los Angeles to San Francisco. U. S. Air services, Washington, Nov. 1927, v. 12, no. 11, p. 4?

Special survey made of nation's civil airways. Aviation, New York, Oct. 3, 1927, v. 23, p. 824.

Western air express, by E. D. Osborn. Aviation, New York, Aug. 29, 1927, v. 23, p. 474-75. illus.

Commercial aviation is taking hold in Rocky mountain fields. National petroleum news, Cleveland, Aug. 17, 1927, v. 19. p. 74. illus.

N.A.T. planes flown over 700,000 miles during first year of operation. Aviation, New York, July 11, 1927, v. 23, no. 2, p. 80-62, 102. illus.

Air line to join New York-Chicago; Miami line planned. Automotive industries, Philadelphia, June 25, 1927, v. 56, p. 994.

Varney air mail service hits stride; completes year of successful operation, by C. T. Wrightson. Aviation, New York, June 13, 1927, v. 22, p. 1231. illus.

Chicago the air transport center, by E. D. Osborn. Aviation, New York, June 6, 1927, v. 22, p. 1219.

Aircraft mileage in 1926. American machinist, New York, June 2, 1927, v. 66, p. 937.

Air transportation needs in Chicago, by P. G. Kemp. Journal of the Western society of engineers, Chicago, June 1927, v. 32, no. 5, p. 170-74.

Aviation in America; reliability of service; extent of air li_. air mail, by W. P. McCracken. Municipal and county engineering, Indianapolis, June 1927, v. 72, no. 6, p. 234-91.

Oil industry of southwest takes the air when minutes mean dollars, by L. E. Smith. National petroleum news, Cleve May 4, 1327, v. 19, p. 75-76. illus.

Aspects of commercial aviation in the U.S.A., by G. B. Post. Annals of the American academy of political and social science, Philadelphia, May 1927, v. 131, p. 7178. illus. Detroit-Grand Rapids airline pioneers passenger transport, by B. R- Shaw. Aviation, New York, Apr. 25, 1927, v. 22, no. 17, p. 827.

American airline operations. Scientific american. New York, Jan. 1927, v. 130, p. 60-61. illus.

America and air transport, by L. Wells. Aviation, New York, Dec. 6, 1926, v. 21, no. 23, p. 956-957. illus,

Our civil aviation now leading the world. Literary digest, New York, Nov. 13, 1926, v. 91, p. 23-24. illus.

Civil aviation in the United States, by Archibald Black. Mechanical engineering, New York, Nov. 1926, v. 48, no. 11, p. 1092-1094. illus.

Three months operation of . Aviation, New York, Oct. 25, 1926, v. 21, no. 17, p. 703-705. illus.

Trip over the Western air express, by T. H. Bane. Aviation, New York, Oct. 25, 1926, v. 21, p. 710.

Big business in the air, by B. M. McConnell. Independent, Boston, June 5, 1926, v. 116, p. 651-653- Illus.

Scheduled flying puts air lines on transportation map, by Archibald Black. Forbes, New York, June 1, 1926, v. 18, p. 24-27. illus., map.

Analysis of civil flying In the United States. Aviation, New York, May 10, 1926, v. 20, no. 19, p. 709-710.

Los Angeles - San Diego airline. Aviation, New York, Apr. 5, 1926, v. 20, p. 495-496. illus.

America takes the lead in aviation, by H. Mingos. World's work, New York, Apr. 1926, v. 51, p. 633-644. maps.

Philadelphia air transport meeting. Aviation, New York, Mar. 29, 1926, v. 20, p. 460.

Why we're behind in trade flying, by E. P. Warner. American industries, New York, Jan. 1926, v. 26, p. 9-10.

Analysis of civil flying in the United States; total mileage for 1925, 9,203,165 miles; figures discussed in detail. Aviation, New York, 1926, v. 20, p. 709-710.

A Report by the joint committee on civil aviation of the ü. S. Department of commerce and the American engineering council. New York, McGraw-Hill book company, incorporated, 1926. 189 p. diagrs., illus., maps, tables. U. S. air commerce takes a drop. American industries, New York Sep. 1925, v. 26, p. 5-6.

National air transport incorporated. U. S. Air services, Washington, Aug. 1925, v. 10, no. 8, p. 15-18.

Commercial aviation and its development in the United States, by R. E. M. Cowie. Economic journal, London, July 4, 1925, v. 30, p. 4-5.

National air transport organized. Aviation, New York, June 1, 1925, v. 18, p. 593-600. illus. (Also Automotive industries, Philadelphia, May 28, 1925, v. 52, p. 962)

Air line development in the States. Aeroplane, London, May 27, 1925, v. 2B, no. 21, p. 505.

Proposed american air line, by H. Barber. Aviation, New York, May 18, 1925, v. 13, p. 549.

Henry Ford has started his first regular flying machine route U. S. air services, Washington, May, 1925, v. 10, p. 18-::.

San Francisco to have taxiplane service; Varney air service merges with Checker cab company, Aviation, New York, Feb. 23, 1925, v. 18, p. 214-215.

Civil aviation in the United States, by Charles Grey Grey. Aviation, New York, Jan. 5, 1925, v. 13, no. 1, p. 16-17.

American aviation in 1923. Aircraft, Melbourne, Mar. 1924, v. 4, no. 4, p. 348-50.

National airway system; organizing the national airway system. Aviation, New York, July 9, 1923, v. 15, no. 2, p. 41-43. illus., map.

New England network of air lines contemplated. Aerial age, New York, July 1923, v. 16, no. 7, p. 315-316. map. .

New York to Newport air line assured. Aviation, New York, Apr. 2, 1923, v. 14, no. 14, p. 370.

Aviation progress in America, by W. A. Moffett. Current hist magazine, New York, Feb. 1923, v. 17, p. 775-82.

The Outlook for commercial aviation in America, by Charles F. Redden. Aeronautical digest, New York, Feb. 1923, v. 2, no. 2, p. 100-102. illus.

Aeromarine opens southern air route. Aviation, New York, Dec. 4, 1922. America's civil flying. Aeroplane, London, Nov. 6, 1922, v. 23, no. 19, p. 368.

New York- mail and merchandise service. Aeronautical digest, New York, Oct. 1922, v. 1, no. 7, p. 115.

Detroit-Cleveland flying-boat line carrying many passengers. The Ace, Los Angeles, Sep. 1922, v. 4, no. 2, p. 12.

Die Entwicklung der handelsluftfahrt in den Vereinigten Staaten. Nachrichten für luftfahrer, Berlin, Aug. 13, 1922, v. 3, no. 32, p. 410-411.

Cleveland-Detroit airway inaugurated. Aeromarine airways open their Great Lakes division with a daily flying-boat service. Aviation, New York, July 24, 1922, v.. 13, no. 4, p. 94-95. illus.

Commercial aircraft operations in the United States, 1921 tabulation with directory of companies. Automotive indus• tries, New York, June 1, 1922, v. 46, p. 1166-73.

Aeromarine airways statistics. Aviation, New York, Apr. 24, 1922, v. 12, no. 17, p. 435. illus.

Stinson Junker line (Cleveland-Detroit) Aerial age, Apr. 17, 1922, p. 125.

Air transport for America, by C. A. Tinker. Aerial age, New York, Mar. 6, 1922, v. 14, p. 611-12. (Also Nation's business, Washington, Mar. 1922, v. 10, p. 36)

Commercial aviation in America. Aviation, New York, Mar. 6, 1922, v. 12, no. 10, p. 279.

General air service company to operate public transport services in this country and abroad. Aviation, New York, Mar. 6, 1922, v. 12, p. 285.

Flying between Canada and the United States. Aviation and wire• less news, Toronto, Feb. 1922, v. 4, no. 12, p. 27.

Commercial aviation developments in the United States. Aerial age weekly. New York, 1922, v. 15, p. 294-296, 311.

Neue luftverkehrslinien in den Vereinigten Staaten. Flugsport, Frankfurt, Apr. 13, 1921, v. 13, no. 8, p. 175-176.

American air transport services. Flight, London, Mar. 31, 1921, v. 13, no. 13, p. 230.

San Francisco to New York in 33 hours, 20 minutes. Aviation, New York, Mar. 14, 1921, v. 10, no. 11, p. 331-33. illus. U. S« commercial aircraft companies- Aviation, New York, Mar» 7, 1921, v. 10, no. 10, p. 299-301.

Commercial possibilities of aircraft in the west, by H- H» Journal of electricity, San Francisco, Oct. 15, 1920, v. 45, p- 364-65* illus»

Group of progressive americans organizing aerial transportation lines throughout the United States, unable to get deliver! of aeroplanes of american manufacture, acquire large number of aeroplanes from british government,, Flying, New York, June 1920, V» 9, no» 5, p» 334-335,.

Commercial aeronautics; blow to U. S» aviation,. The Naviator, Pensacola, Fla», May £9, 1920, v» 1, no* 16, p„ 3»

What about our commercial aviation? by G- Gaulois„ Scientific american, New York, Feb. 28, 1920, v. 112, p» 215. illu£

Flying boat service from Key West to Havana„ Scientific amer:

New York, Jan„ 3, 1920, v0 122, p<> 13= illus»

Kew West-Havana route inaugurated- Aviation, New York, 1920, Vo 9, p„ 226-227, 23Q„

Air line to Cuba. Pan-american magazine, New York, Nov. 1919, v- 30, p- 49-50-

United States development of commercial aeronautics- Aircraft journal, New York, Oct. 25, 1919, v. 5, no. 17, p. 4»

First liner of air reaches Washington with 14 aboard* U- S„ Air services, New York, 0ct„ 1919, v. 2, no- 3, p. 29, 34.

U- S, lags far behind Europe in preparations for air transpor*

Air service journal, New York, Jan- 18, 1919, v0 4, no- 3, p« 1, 6-10»

Commercial aviation in our foreign trade; mail; parcel post Er : light express service to Europe and South America, a ceri^_ ~ Automotive industries, New York, July 18, 1918, v. 39, p« 67-88«

Chicago to New York by air» Outlook, New York, Nov. 15, 1916, Vo 114, p° 586=.

Le Trafic par la vole des airs aux Etats-Unis» Revue aérienne, Paris, Feb. 25, 1914, v„ 7, no- 120, p- 113»

SOUTH AND CENTRAL AMERICA - GENERAL

Pan-american airways, tops in air transport, by L- Stern- Maga of Wall Street, New York, Aug- 15, 1936, v- 58, p» 517-19. Mine freight by air in South America over the international routes of the Pan-american airways system, by W. Van Dusen. Engin• eering and mining journal, New York, Nov. 1935, v. 136, p. 569-570. illus.

Panamanian government grants concession to Compañía de trasportes aéreos. Aero digest, New York, Oct. 1935, v. 27, no. 4, p. 98. 1 p.

Airminded Honduras, by F. Blom. Bulletin of the Pan american union, Washington, Sep. 1935, p. 687-93. (Trasportes aéreos centro-americanos)

Marvelous history of the Pan-american airways, by R. H. Rankin. Popular aviation, Sep. 1935, v. 17, no. 3, p. 154-56, 200-201. illus.

Development of Pan-american-grace airways. Aircraft, Melbourne, Aug. 1935, p. 16.

Dignes cotiéres en Amérique du sud, par Louis Hirchschauer. L*Aeronautique, Paris, Aug. 1935, v. 17, no. 195, p. 215-19.

Pan-american picture. Aeroplane, London, May 8, 1936, v. 43, no. 1250, p. 550. illus.

Pan-american prospects. Aeroplane, London, Jan. 23, 1935, v. 48, no. 1235, p. 103-04.

Across the Andes by air. Airways and airports, London, Jan. 1935, v. 11, no. 10, p. 374-76. illus., map.

Wings for our foreign trade, by E. E. Young. Aero digest, New York, Nov. 1934, v. 25, no. 5, p. 13-19. illus. (First trip of Brazilian clipper of Pan-american airways)

CommRrcial aviation in Latin America. Flight, London, Oct. 25, 1934, v. 26, no. 1348, p. 1136-37.

Nineteen thousand miles by air, by A. G. Carter and E. M. Swasey. Southwestern aviation, Oct. 1934, p. 16-17. (First trip of Brazilian clipper of Pan-american airways)

New air service. United States to Latin America. Business week, New York, July 14, 1934, p. 27.

Airway down the Andes, by F. and K. Drake. Atlantic monthly, Boston, Feb. 1934, p. 217-24.

Jumping the hill, by C. Rogers. Bulletin of the Pan-american union, Washington, Feb. 1934, p. 11-14. (Pan american - Grace line over the Andes) South american services of Air-France, by G. A. Hinkson. Flight, London, Jan. 11, 1934, v. 26, no. 1307, p. 28-30

Germany over the south Atlantic. Airways and airports, London, Jan. 1934, v. 10, no. 10, p. £74-75. illus.

Air empire in the new world, by H. R. Tucker. Air transportât! New York, Oct.-Nov. 1933, p. 6-9. (Pan-american.airways)

Atlantic laboratory, by F. and K. Drake. Atlantic monthly, Boston, Nov. 1933, p. 593-98. (Trip from Miami to Barranquilla)

Eagle wings under the Southern Cross, by F. Wilson. Cosmo• politan, Aug.-Nov. 1933, p. 24-27; 42-45; 52-55; 62-65.

Organisation des flugverkehrswesens in Südamerika, von J. 0. Relchenbeim und H. U. von Schventls. Die Luftwacht, Berlin, Oct. 1933. 5 p.

Air services in Jamaica. Aeroplane, London, Aug. 2, 1933, v. 45, no.5, p. 222.

Statistiques du courrier transporté d'Europe en Amérique du sud^et vice-versa de 1929 au l^ semestre 1933 (par l'Aéropostale). Les Ailes, Paris, July 6, 1933. 1 p. diagrs., illus.

Pan-american airways shows big gain. Southern aviation, Atlanta, Ga., Mar. 1933, p. 16.

Wings through Culebra, by S. D. Dorrance, Jr. Sportsman pilot, New York, Feb. 1933, p. 22-23.

Clipper ships for America's merchant marine of the air, by W. Babson. U- S. Air services, Washington, Jan. 1933, p. 11-14.

Skyways that link the Americas, by V. E. Chsnea. Scientific american, New York, Dec. 1932, v. 147, p. 342-44.

Communications on an international airline. Aviation, New York, Nov. 1932, v. 31, no. 10, p. 435-37. chart, illus.

Developments in commercial air services; Europe, South America Engineering, London, Oct. 7, 1932, v. 134, no. 3482, p. 422.

More uses for air transports, air express to Latin America. Western flying, Los Angeles, Oct, 1932, v. 12, no. 4, p. 23. International transport. Aviation, New York, Sep. 1932, v. 31, no. 9, p. 374-77. charts, illus.

Checking Caribbean cruisers. Aviation, New York, July 1932, v. 31, no. 7, p. 297-99. illus,. (Miami base of Pan-american airways)

Marine aircraft operations, by F. E. Wyman. Aviation engineer• ing, East Stroudsburg, Pa., July 1932, v. 7, no. 1, p. 39¬ 41. illus.

From Camaguey to Port of Spain on a modern magic carpet, by G. Smith. National aeronautic magazine, Washington, June 1932, v. 10, no. 6, p. 19-20. illus. (Via Pan-american airways)

Flying above the Andes, by N. Macmillan. Air and airv/ays, London, Feb. 1932, v. 8, no. 11, p. 353-56. illus.

Four and a half centuries after, by J. Lee. National aeronautic magazine, Washington, Feb. 1932, v. 10, no. 2, p. 19-25. illus. (Through the West Indies)

Pan-american progress. Bulletin of the Pan-american union, Washington, Feb. 1932, v. 66, p. 133-35.

Roaring down to Rio on a flying boat of the Pan american airways. Southern aviation, Atlanta, Ga., Jan. 1932, v. 3, no. 5, p. 21-23. illus.

Winging round the Caribbean, by L. R. Freeman. Sportsman pilot, New York, Jan. 1932, v. 7, no. 1, p. 32-34, illus.

Air transport operations in Latin America, by C. L. Lawrence. Airports and airlines, Dec. 1931, v. 7, no. 6, p. 17-23.

Winging round the Caribbean, by L. R. Freeman. Sportsman pilot, New York, Oct.-Dec. 1931, v. 6, no. 4-6, p. 18-21, 23-25, 36-38, 42. illus.

Wings over three Americas, by W. I. Van Dusen. Scientific american, New York, Oct. 1931, p. 234-36. (Pan-american airways)

Trip on scheduled airlines from the tropics to Alaska. Southern aviation, Atlanta, Ga., Sep. 1931, v. 3, no. 1, p. 17-16. tables.

8,000-mile all- air trip, by S. J. Kline. Southern aviation, Atlanta, Ga., July 1931, v. 2, no. 11, p. 8, illus. (Trip on Pan-american airways) Pan american grows. Airway age, New York, June 1931, v. 12, no. 6, p. 568-71. illus., map.

Development of Inter-american air transport, by John D. MacGreg U. S. Air services1, Washington, May 1931, v. 16, no. 5, p. 54.

Flying the "hump" of the Andes, by A. W. Stevens. National geographic magazine, Washington, May 1931, p. 595-636.

Per vliegtuig van Zuid-naar Noord Amerika. Het Vliegveld, Amsterdam, May 1931, v. 15, no. 5, p. 160-163. Illus., map.

Linking the Americas by air, by C. M. Young. Aero digest, New York, Apr. 1931, v. 18, no. 4, p. 37.

Twenty thousand memorable miles over pan-american skyways, by Daniel Rochford. National aeronautic magazine, Washingt:. Mar,. 1931, v. 9, no. 3, p. 9, 12, 21-23. illus.

Forced by circumstances to fly. U. S. Air services, Washington, Feb. 1931, v. 16, no. 2, p. 25. (Pan-american airway)

Log of the 668-M, by E. A. Schultz. Southern aviation, Atlan: Ga., Jan. 1931, v. 2, no. 5, p. 7-9. illus. (Pan american airways inauguration of ne?/ route from Miami to Cristobal via Kingston)

Skypaths through Latin America, by F. Sunpich. National geogr. magaaine, Washington, Jan. 1931, v. 59, p. 1-79. illus., map.

Southward ho! by W. I. Van Dusen. Sportsman pilot, New York, Jan. 1931, v. 5, no. 1, p. 13-14. (Pan-american airways to Panama)

Airplanes lint: six south american nations to Europe via Africa, by D. 0. Baudouy. Pan american magazine, Washington, Nov. 1930, v. 43, no. 5, p. 345-48.

Air transportation in Latin America, by H. Case Willcox. Aviation, New York, Nov. 1930, v. 29, no. 5, p. 286-90. illus., map. (Also Geographical review, New York, Oct. 1930, v. 20, no. 4, p. 587-604)

Aviation in Central America. Canadian aviation, Toronto, Nov. 1930, v. 3, no. 11, p. 12-13. illus.

Joining the Americas by air, by Daniel Rochford. Pan-american magazine, Washington, Nov. 1930, v. 43, no. 5, p. 316-22. Santo Domingo relief activities of pan-american airways, by H. M. Farkas. Southern aviation, Atlanta, Ga-, Oct. 1930, v. 2, no. 2, p. 11-12. illus.

Passenger and mail air services in South America. Flight, London, Sep. 19, 1930, v. 22, no. 38, p. 1048-49. (Merger of Pan-american airways and New York, Rio and Buenos Aires line)

Les Lignes aériennes allemandes en Amérique du sud - Scadta, Lloyd aéro Boliviano., Syndicat condor. Les Ailes, Paris, Aug. 7, 1930. 2 p. map.

Operating companies in Latin America. Aeronautical world journal of commerce, July 1930, p. 36.

That foreign commerce may fly, by W. I. Van Lusen. U. S. Air services, Washington, July 1930, v. 15, no. 7, p. 29-35, (New York, Rio and Buenos Aires line)

Development of the Nyrba flying service, by E. W. Sudlow. Southern aviation, Atlanta, Ga., June 15, 1930, v. 1, no. 10, p. 16-18. illus., maps.

Flying over the Andes, by A. V. Dye. Aeronautical world journal of commerce, June 1930, p. 18-21.

The West Indies aerial express, by William C. Hammond. Aero digest, New York, June 1930, v. 16, no. 6, p. 67-68, 202. Illus.

Central american aviation. Aeroplane, London, May 14, 1930, v. 38, no. 20, p. 913.

P.A.A. opens new route across the Caribbean. Aviation, New York, May 3, 1930, v. 23, no. 18, p. 920. map.

Airlines in Latin America. Aero digest, New York, May 1930, v. 16, no. 5, p. 214-16. illus.

Air touring the West Indies, by F. A. Sherwood. Aeronautics, May 1930, p. 389-90.

Grooming the transport, by H. M. Farkas. Aero news and mechan• ics, Apr.-May 1930, p. 64. (Pan-american airways)

Aeronautics in Latin America, by B. V. York. Bulletin of the Pan-american union, Washington, Apr. 1930, p. 355-72.

De Pan-american airways. Het Vleigveld, Amsterdam, Apr. 1930, v. 14, no. 4, p. 123-29. illus. Pan-american and Scadta airways in close hook-up. Air transpt: tation, New York, Mar. 8, 1930. v. 11, no. 4, p. 1, 37.

Aeronautics developing rapidly in Latin America, by B. V. Yori- U. S. Air services, Washington, Mar, 1930, v. 15, no. 3, p. 30-31.

Air lines bring the two Americas into closer relations, by W. I. Van Dusen. Dun's international review, New York, Mar/ 1930, v. 55, p. 30-33. illus., map.

Flying the world's longest air-mail route, by Junius B. Wood¬ National geographic magazine, Washington, Mar. 1930, v. p. 261-325. illus., map.

Longest airline links two continents. Aircraft age. New York, Mar. 1930, p. 7-8. (Rio and Buenos Aires line, inc.)

The French airboat line to South America, by Charles H. Gale. Aviation, New York, Feb. 1, 1930, v. 28, no. 5, p. 192¬ 197. illus., map.

Flying the air route to Cuba, by William C. Hammond. Aero digest, New York, Feb. 1930, v. 16, no. 2, p. 70-71, 246. illus.

Great air lines drive for south american trade. Aeronautic review, Washington, Feb. 1930, v. 8, no. 2, p. 36-38. illus.

Lines of communication between Spain and America, by Angel B. Sans.. Aeronautica, Amsterdam, Feb. 1930, v. 4, no. 2, p. 29-30. maps.

Wings of South America, by J. K. Montgomery. Aero digest, New York, Feb. 1930, v. 16, no. 2, p. 55-58. illus., map.

Air transportation in Latin America. Geographical review, New York, 1930, v. 20, p. 587-604.

Aviation's progress in the West Indies. Description of service offered by Pan-american airways, by F. D. Walton. Aero digest, New York, Nov. 1929, v. 15, no. 5, p. 81, 268-70. illus.

Airlines in the Canal Zone, by Frank Haynes. Aviation, New York, Oct. 26, 1929, v. 27, no. 18, p. 649. illus.

The First million miles. A story of true aerial pioneering between North and South America which is advancing the progress of the western hemisphere, by W. I. Van Dusen. Aeronautic review, Washington, Sep. 1929, v. 7, p. 19-22, 47. Institute of politics consider aviation. Discussion of air• transport possibilities in South and Central America; ex• pansion of air transport between U. S. and southern coun• tries predicted by H. Guggenheim. Aviation, New York, Aug. 17, 1929, v. 27, no. 7, p. 548.

Wings of South America. Aerial transportation between the con• tinents of the western hemisphere is increasing by leaps and bounds, by Annie Ë. Peck. Scientific american, New York, July 1929, v. 141, no. 1, p. 46-49. illus.

South America's urgent need for extensive aerial transport; german and french air lines of Brazil, Flight, London, June 20, 1929, v. 21, no. 25, p. 509-10.

Wiping out thousands of miles between the two Americas. Literary digest, New York, May 18, 1929, v. 101, p. 77-79.

Air lines open way to sell South America, by J. T. Trippe. Forbes, New York, May 15, 1929, v. 25, p. 20-22. illus., map.

Operation of the Pan american airYmys system, by James P. Wines. Aviation, New York, Apr. 27, 1929, v. 26, no. 17, p. 1422¬ 29. illus., map.

Linking the Americas, by James Warner Bellah. Saturday evening post, Philadelphia, Apr. 20, 1929, v. 201, p. 6-7, 82, 84.

Present position, development and possibilities of aerial traffic in South America, Central America and Mexico, by Joachim Matthias. Aeronautica, Amsterdam, Jan.-Apr. 1929, v. 5, no. 1-4, p. 5-9, 52-54, 59-62, 75-76. illus.

Foreign aircraft and the Panama Canal Zone. Bulletin of the Pan-american union, Washington, Mar. 1929, v. 41, p. 295-95.

Americas brought closer together by greatest international transport in world, by W. I. Van Dusen. U. S. Air services, Washington, Feb. 1929, v. 14, no. 2, p. 36-38. illus.

Map of the routes of the Pan-american airways. Scientific american, New York, Jan. 1929, v. 140, p. 71.

Compagnie générale aéropostale (Latécoère air lines), Paris; one of the pioneers in air transportation operating the longest air-mail line from Europe to South America. New York, D. 0. Baudouy and company, 1929. 24 p. diagrs ., illus.

Linking the three Americas by air. First american international air passenger system, by W. I. Van Dusen. U. S. Air services, Washington, Dec. 1928, v. 13, no. 12, p. 36-37. illus. Importance of central amerlean countries to aviation enter• prises of U.S.; aviation in Guatemala, by M. G. Grandos and 14. Zuniga. Popular aviation, Chicago, Nov. 1923, v. 3, no. 5, p. 35-36, 119. Illus.

New air communications for western hemisphere; State aircraft corporation, by L, F. Shields. Bulletin of the Pan- american union, Washington, Nov. 1928, v. 62, p. 1115-17.

Pan-american airways system. Advantages of services from Miami to Havana, Porto Rico and Panama. Airway age, New York, Nov. 1923, v. 9, no. 11, p. 34-37. illus.

Pan-american airways inaugurates new air mail and passenger service in Cuba. Aviation, New York, July 16, 1928, v. 25, no. 3, p. 197.

Inter-american air lines. Advantages of air-mail lines to South America, by G. E. Haynes. Aviation, New York, Feb. 27, 1928, v. 24, no. 9, p. 510-11.

Key West to Havana; facts and figures about organization and operating activities of Pan-american airways; schedules, etc. Aviation, New York, Feb. 20, 1928, v. 24, no. 8, p. 440-41. illus.

Southward air trade outlooks. Outlook, New York, Jan. 13, 1923, v. 148, p. 98-99.

The Development of aviation in South America. Aviation, New York, May 2, 1927, v. 22, no. 18, p. 391-96.

Air transportation and colonization in South America, by Adrian Van Muffling. Aero digest, New York, May 1927, v. 10, no. 5, p. 374-375, 483. illus., map.

La Ligne d'Amérique du sud. Comment est assuré le dépannage; l'infrastructure, facteur important dans le choix du matériel. L'Aéro, Paris, July 24, 1926. 3 p. diagrs.

Commercial aviation in the american tropics, by P. P. Bauer. Aviation, New York, Mar. 22, 1926, v. 20, no. 12, p. 407¬ 410. illus.

French air expansion in South America, by Ladislas d'Orcy. Aviation, New York, Mar. 2, 1925, v. 18, no. 9, p. 241¬ 242. map.

By air to the heart of the Andes, by B. Niles. Harper's magazine, New York, Feb. 1924, v. 148, p. 289-302. Illus.

Transatlantic airline between Spain and South America. Living age, Sep. 29, 1923, v 318., .p. 582. Commercial aviation in Latin America, by W. P. Bieser. Aerial age, New York, Apr. 3, 1932, v. 15, p. 79-80.

Commercial aviation in South America. Aviation, New York, Dec. 27, 1920, v. 9, no. 15, p. 482.

Plans of aeromarine West Indies airways announced. Aerial age, New York, Oct. 18, 1920, v. 12, p. 179.

New air lines in South America. Pan-american magazine, Washing• ton, Oct. 1920, v. 31, p- 261-262. Illus.

Aviation possibilities in South America. S.A.E. journal, New York, July 1920, v. 7, no. 1, p. 50.

Developing trade with South America by air, by H. G. Pratt. Illustrated world, Chicago, Mar. 1920, v. 33, p. 161-164. illus., map.

Aerial service between Buenos Aires and Pernambuco. Pan- american magazine, Washington, Dec. 1919, v. 30, p. 94-95.

Aviation in South America. Bulletin of the Pan-american union, Washington, Apr. 1919, v. 43, no. 4, p. 440-442.

El Servicio aero Buenos Aires-Pernambuco. La Engenieria, Buenos Aires, Mar. 16, 1919, v. 23, no. 6, p. 389-398. illus.

Developing the practical utility of aviation in South America. Bulletin of the Pan-american union, Washington, Nov. 1916, v. 43, p. 619-631. illus.

Hundreds of aerial lines could be established immediately in South and Central America. Aerial age, New York, Feb. 14, 1916, v. 2, no. 22, p. 518.

Luftschiffahrt in Südamerika. Deutsche Zeitschrift für luftschiffahrt, Berlin, Aug. 23, 1911, v. 15, no. 17, p. 22-23. illus.

ARGENTINA

Airlines of Argentina, Brazil, Chile and Uruguay. Shell aviation news, London, Nov. 1936. 3 p. isaps.

Aeroposta Argentina, National argentine air traffic company, goes farthest south by air. Aeroplane, London, Aug. 19, 1936, v. 51, no. 1317, p. 247. map., illus. Los Resultados de la explotación de lineas aéreas argentinas de 1930. Boletín de aeronáutica civil, Jan. 1936.

Commercial flying in Argentina, by F. H, Bugge. Aeroplane, London, May 16, 1934, v. 46, no. 20, p. 819.

Berlin-Buenos Aires in five days. Flight, London, Feb. 23, 1933, v. 25, no. 1261, p. 174-75. illus. (Also Aero• plane, London, Feb. 22, 1933, 1 p.))

Control of Argentine civil aviation. Aeroplane, London, Feb. 1, 1932, v. 44, no. 5, p. 186.

Seville-Buenos Aires air line. Automotive industries, Philadelphia, Apr. 23, 1927, v. 56, p. 610.

Aviation in the Argentine, by P. J. Homes. Aviation, New York, Feb. 7, 1927, v. 22, p. 272-74. illus.

Argentinisch-Uruguayisches luftfahrtabkommen. Nachrichten für luftfahrer, Berlin, July 30, 1922, v. 3, no. 30, p. 385-86.

Passenger air service is planned. British plan air service between London, Brazil and Argentine Republic. The Naviator, Pensacola, Fla., Dec. 4, 1920, v. 1, no. 37, p. 1-2.

BOLIVIA

Le Linee dell'aria di Bolivia. L'Ala d'Italia, Milano, Mar. 1937. 3 p. maps.

Air services in Bolivia. Flight, London, June 5, 1931, v. 23, no. 23, p. 509.

From weeks on mule back to days by plane in Bolivia. Pan-amer magazine, Washington, Nov. 1930, v. 43, no, 5, p. 349-50.

BRAZIL

Airlines of Argentina, Brazil. Chile and Uruguay. Shell aviation news, London, Nov. 1936, 3 p. maps. Civil aeronautics in Brazil. Bulletin of the Pan-american union, Washington, Apr. 1936, v. 70, p. 327-38. illus,, map, table. (Also Revista do Club de engenharea, July 1935, v. 1, no. 10, p. 432-35, 448)

Statistiques du trafic aérien en 1928-35 - Brésil. Bulletin de renseignements de la C.I.N.A., Genève, Apr. 26, Oct. 18, 1934, June 18, 1935.

Airlines in operation in Brazil. Shell aviation news, London, Dec. 1934. 1 p. tables.

Extension of brazilian air routes. Aeroplane, London, Aug. 30, 1933, v. 45, no. 9, p. 376.

Résultats d'exploitation de l'Aéropostale, de la ligne Kondor et des Pan-american airways durant le mois d'août 1932 - Brésil. Les Ailes, Paris, Nov. 3, 1932.

Give Brazil wings. Airway age, New York, Sep. 1928, v. 9, p. 52-54. map.

Aviation in Brazil. The development of air transportation; new services planned, by M. C. Cremer. Aviation, New York, Apr. 2, 1923, v. 24, no. 14, p, 837-56.

Inauguration of air line between Peru and Brazil. Established by Peruvian naval air service; description of route. Avia• tion, New York, Mar. 5, 1928, v. 24, no. 10, p. 577-93. illus.

Spain and Brazil-Coutinho and Cabrai. U. S. Air services, Washington, May 1923, p. 27.

Passenger air service is planned. British plan air service between London, Brazil and Argentine Republic. The Naviator, Pensacola, Fia., Dec. 4, 1920, v. 1, no. 37, p. 1-2.

CHILE

Airlines of Argentina, Brazil, Chile and Uruguay. Shell aviation news, London, Nov. 1936. 3 p. maps.

Statistiques du trafic aérien sur les lignes chiliennes pour l'année 1930-1931 - Chili. Bulletin de renseignements de la C.I.N.A., Genève, July 9, 1931, Apr. 21, 1932. Chile's national air lines, by Earle K. James. Pan-american magazine, Washington, Nov. 1930, v. 43, no. 5, p. 331-338.

Chile's commercial aviation progress, by J. K. Montgomery. Aero digest, New York, Mar. 1930, v. 16, no. 3, p. 72-73. illus.

COLOMBIA

Colombia airlines inaugurate new line for passenger and express service. Aero digest, New York, Oct. 1935, v. 27, no. 4, p. 83. 1 p.

Fünf jähre Wirtschaftlichkeit der SCADTA luftlinien in Kolumbien. Luftwelt, Berlin, Lee. 22, 1934, 4 p. illus., maps.

Seaplane services of Colombia, by G. A. Hinkson. Air and airways, London, June 1933, p. 105-06.

Achievements of commercial aviation in Colombia and Ecuador, by George Biedermann. pan-american magazine, Washington, Nov. 1930, v. 43, no. 5, p. 339-44.

Die SCADTA luftlinien in Kolumbien. Luftwacht, Berlin, Feb. 1930, 1 p. diagrs., maps.

The Colombia - Ecuador airway. Promoting air transportation in interior regions of Colombia. Airway age, New York, Jan. 1929, v. 10, no. 1, p. 34-37. Illus.

Colombian airway system. Pan-american magazine, Washington, May 1923, v. 41, p. 101.

Success of commercial aviation in Colombia. Pan-american magazine, Washington, Jan. 1927, v. 39, p. 211-16. illus.

Growth of the SCADTA aviation. Aviation, New York, Dec. 23, 1925, v. 19, no. 26, p. 913-914. illus.

Commercial aviation in Colombia, by Peter Paul von Bauer. National aeronautic association review, Washington, Apr. 1925, v. 3, no. 4, p. 52-53. (Also Bulletin of the Pan- american union, Washington, Nov. 1934, v. 58, p. 1136-37)

Commercial aviation in Colombia, by Walker S. Clute. Flying, New York, Dec. 1920, v. 9, no. 11, p. 694-95. map. Achievements of commercial aviation in Colombia and Ecuador, by George Biedermann. Pan-american magazine, Washington, Nov. 1930, v. 43, no. 5, p. 339-44.

The Colombia - Ecuador airv/ay. Promoting air transportation in interior regions of Colombia. Airway age, New York, Jan. 1929, v. 10, no. 1, p, 34-37. illus.

FRENCH GUIANA

L'Organisation des lignes aériennes en Guyane française. L'Aérophile, Paris, July 1-15, 1921, v. 29, no. 13-14, p. 214-16. illus.

HONDURAS

Aviation in Honduras, by C. V. Pickup. Aviation, New York, July 27, 1925, v. 19, no. 4, p. 96-97.

MEXICO

Five companies in Mexico unable to comply with lav/ requiring only mexican transport pilots. Aero digest, New York, Sep. 1935, v. 27, no. 3, p. 68.

Mexico city and Los Angeles thrice-weekly air service. Aeroplane, London, June 13, 1934, v. 46, no. 24, p. 935.

Hauling gold by air in Mexico. Western flying, Los Angeles, May 1934, v. 14, no. 5, p. 11. illus.

Mexican airlines. Shell aviation news, London, May 1934. 2 p.

The Development of commercial aviation in Mexico plans establish• ment of four air lines. western flying, Dos Angeles, Nov. 1932, v. 12, no. 5, p. 36.

Aztec-land by air, by M. C. Haeberly. Sportsman pilot, New York, July 1932, p. 30-31, 45-47. illus.

Instrument flying on the air line to Mexico City, by D. G. Richardson. U. S. Air services, Washington, July 1932, v. 17, no. 7, p. 32-33. S50

Changes made in mexican air lines. Concessions for two passen ger, mail and express services granted. Western flying, Los Angeles, Mar. 1932, v. 11, no. 3, p. 50.

Les Transports aériens au Mexique. L'Aéronautique, Paris, Feb. 1932, v. 14, no. 153, 1 p. illus., map.

C.A.T. airlines of Mexico Aero digest, New York, Nov. 1931, v. 19, no. 5, p. 85.

Mexican air service offers trade advantages to the south, by F. L. Hoffman. Manufacturers record, New York, Oct. 15, 1931, v. 10G, p. 24-26. (Corporación aeronáutica de transportes)

Planes of this mexican air line travel 4,000 miles a day, by D. Grahame. Southern aviation, Atlanta, Ga., Aug. 193 v. 2, no. 12, p. 10. illus.

The Airlines of Mexico, by Mabel C. Cooper. Aero digest, New York, Feb. 1931, v. 18, no. £, p. 86, 148. illus.

Present position, development and possibilities of aerial traffic in South America, Central America and Mexico, by Joachim Matthias. Aeronáutica, Amsterdam, Holland, Jan.-Apr. 1929, v. 5, no. 1-4, p. 5-9, 32-34, 59-62, 73-76. illus.

Cloudhopping the old Aztec trail, by H. Lee. National aeronautic magazine, Washington, Nov. 1930, p. 23-35.

Where the plane flies in Mexico, by H. Lee. Pan-american magazine, Washington, Nov. 1930, v. 43, p. 323-330.

Where memories ride the wind, by E, T. Pyle. National aeronau review, Washington, May 1930, p. 17-24. (Pan-american airways lines in Mexico)

They all fly in Mexico, by T. T. Hull. Western flying, Los^ Angeles, Apr. 1930, v. 7, no. 4, p. 68-70. (Corporación aeronáutica de transportes)

Air transport in Mexico. Flight, London, Mar. 28, 1930, v. 22, no. 13, p. 347-48. illus.

Airlines and airports of Mexico, by Mabel C. Cooper. U. S. Air services, Washington, Feb. 1930, v. 15, no. 2, p. 27-28. Inter-americas company plans new mail, freight and passenger 4 system in Mexico. Air transportation, New York, Jan. 4, 1930, v. 10, no. 12, p. 2. Airways of Mexico. Commercial airplane system planned, by T. W. Stimson. Western flying, Los Angeles, Jan. 1929, v. 5, no. 1, p- 46-48, 118-19. illus.

Air transportation in Mexico. Airway age, New York, Oct. 1928, v. 9, no. 10, p. 56-57. illus.

Mexico air mail by June. Domestic air news, Washington, May 15, 1923, p. 10.

Aerial navigation company of Mexico allied with the Colombian german air transport company (Scada). Flight, London, Jan. 3, 1924, v. 1, no. 16, p. 11.

Es muy posible que se establezca una linea aérea entre Alemania y los Estados Unidos. Tohtli, Méyico, Aug. 31, 1916, v. 1, no. 8, p. 195.

PERU

Peru takes to the air and saves time, by B. Rosette. Compressed air magazine, New York, Nov. 1932, v. 37, p. 3975-76. illus.

Commercial aviation in Peru. Flight, London, Dec. 11, 1931, v. 23, no. 50, p. 1216.

One of the family, by M. K. Jessup. Aeronautical world journal of commerce, Whittier, Cal., Jan. 1931, p. 28.

Las Estadísticas de transportes aéreos del mes de noviembre 1930 - El Peru. Boletín de informaciones (marina y aviación), Dec. 1, 1930.

El Tráfico de las lineas aéreas peruanas del año 1929. Boletín de informaciones (marina y aviación), Dec. 1, 1930.

Flying in the land of the Incas. Various air services for passengers and mail which have been established described, by G. R. Johnson. Aero digest, New York, Sep. 1929, v. 15, no. 3, p. 57-60, 352-54. illus.

Narrowing South America- air service from Lima to Para. Literary digest, New York, June 23, 1928, v. 97, p. 56-57.

Inauguration of air line between Peru and Brazil. Established by Peruvian naval air service* description of route. Avia• tion, New York, Mar. 5, 1928, v. 24, no. 10, p. 577-93. illus. Possibilities of aerial transport in Peru, by G. M. Dyott. Aeronautical journal, London, Oct. 1929, v. 23, no. 106, p. 521-29. illus.

URUGUAY

Airlines of Argentina, Brazil, Chile and Uruguay, Shell aviation news, London, Nov. 1936, 3 p. maps

Argentinisch-Uruguayisches luftfahrtabkommen, Nachrichten für luftfahrer, Berlin, July 30, 1922, v, 3, no. 30, p. 335-386.

Commercial aviation in Uruguay, by S. G. Kingsley. Pan-ameri( magazine, New York, Oct. 1919, v. 29, p. 331-34.

VENEZUELA

La Linea aéropostal venezolana. Résultats d'exploitation en 1934. Les Ailes, Paris, Dec. 20, 1934. 1 p. illus.

Les Lignes aériennes du Venezuela exploitées par une société française. Résultat d'exploitation. Les Ailes, Paris, June 15, 1933. 1 p. illus., raap. Abeelen, W. P. van den 137 Bennett, J. W. 62 Abrams, Monte C. 51 Bennett, Richard Rea 5,55 Acampora, L. 67 Bentley, E. N. B. 105 Adarns, A. P. 24 Berchtold, W. E. 106,212 Adams, Porter 89 Berendt, E. 106,163 Adarns, R. F. 87 Bergstrom, F. 0. 83 Adelt, A. 102 Berry, Gordon K. 91 Adelt, L- 163 Berry, William Hibbert 11 Albrecht, H. 167 Bewshea, P. E. 178 Alexander, J. D. 80 Bibbins, J. Rawland 35,116 Alien, C. B. 83 117 Alien, Edmund T. 64,105,163 Biddlecomb, C. H. 30,59 Altamira, R. 31 Biedermann, George 248,249 Ament, William Sheffield 6 Biel, A. 196 Ames, F. L. 69 Bielefeld, F. 48 Anderson, G. E. 112 Bieser, W. P. 245 Andrews, Solomon 13 Bigelow, A. A. 72 Angus, M. D. 136 Bingham, H. 18 Applegate L. 34 Black, Archibald 6,23,25 Armstrong, E. R. 100 34,56,60,71,72,111,114,115 Armstrong, Eduard 100 150,233 Arnold, H- H. 236 Black, D. 44 Arnstein, K. 16,99 Blacker, S. 194 Atkinson, D. S. 59 Blake, W. T. 17,103 Atterbury, W.. W. 21 Blakemore, T. L. 15 Austin, F. B. 151 Blanc, E. 96 Austin, W- J. 84 Blanchet, G. H. 203 Avenel, Georges d' 11,39 Blee, Harry Harmon 17,29 Ayling, K. 175 52,206,218,231 Babson, W. 233 Bleriot, Louis 97 Baciocchi, Alighiero 138 Bley, Wulf 3,165 Baker, Jr., C. 135 Blodgett, Charles H. 2,43 Baldwin, CE. 97 Blom, F. 237 Ballantine, N. D. 80 Boehn, A. R. 32 Bane, T. H. 233 Boeing, W. E. 32,227 Banks, Charles A. 58,144 Boggiano-Pico, Eugenio 10 Barber, H. 234 Bohrer, A. 67 Bardel, Henri 24,95 Boitar, A. 94 Barnard, C. A. 29 Bolton, D. 220 Bassett, P. R. 74 Bonifacio, F. 108 Batty, Jr., G. M. 101 Bonnalie, A. F. 82,107 Baudouy, D. 0. 123,149,240 Bonomo, Oscar 8,23 Bauer, Peter Paul von 244,248 Boone, Andrew R.27,71,77,223 Baumann, Alexander 26 Booth, J. W. 224 Baumgarten, F. F. 170,183 Boucabeille, 159 Beayton, J. 80 Bouché, Henri 50,53,61,135 Beck, H. W- 67,69 164,174,210 Becker, Hellmuth 5,55,166 Bouilloux-Lafont, Claude 157 Beecher, Vi. 34 Boulton, W. H. 3 Belinn, C. M. 64 Bounds, George E. 83 Bell, R. N. 110 Bourhis, Pierre Le 6 Bellah, James Warner 181,243 Bourquin, Maurice 115 Bellanca, G. M. 69 Bowen, Jr., R. Sidney 30 Bellew, Peter 209 Brace, A. M. 161 Bellonte, M. 94 Bradbrooke,F.D. 27,110,172,190 Brancker, S. 166,182 Cave, T. R. Cave-Brown Brancker, William Sefton 22 Celphane, D W. 54,73,112,118 Chadwick, C, G. Brandenberg, 167 Chapman, T. H. Brandt, W- van C, 211 Charlton, L, E. 0. Braniff, T. E. 74 Chase, George Nathan Braun, C. B. 225 Chenea, V. E. Brearley, N. 146 Chicanot, E. L. Bredouw, H. L. 24 Clark, N. M. Bree, J. de 59 Clark, V. E. Breed, G. G. 70 Clark, W. D. Breguet, Louis 10,13,26,36 Clarkson, R. M. 42,54,56,61,113,158 Clausen, Breithaupt, J. 16 Clement, T. B. Brenard, R. 74,121 Clemmens, W. Breuer, Rudolf 7,170 Cleveland, B. M. Bristow, W.. A. 36,115 75,94,98 . Brittain, H. 179 Clute, Walker S. Britten, . H. 98 Coburn, F. G. Brock, R. Le 50 Codys, M. Brons ing, A. F. 136 Coffey, R. C. Brown, E. S. 27,64,135 Cole, P. T. Brown, G. V. 90 Collins, F. A. Bruchall, P. R. 53 Collins, P. F. Brucker, H. 79 Colsman, Alfred Bryan, B. 25 Colson, C. N. Bryan, Leslie Aulls 9,72 Combs, Jr., R. M. Bryant, Presley 68 Comoz, Pierre Buchler, W. 139 Condon, J. G. Buddenbrook, F. 92 Connor, Harry P. Bugge, F. H. 246 Conroy, V. P. Bullard, J. E. 25 Cooper, Mabel C. Burch, H. A. 180 Corini, F. Bürchau, H. 3,127 Coste, D. Burchall, W. B. 58,202 Courtney, Frank T. Burgon, CS. 68 62,76,109,116 Burney, C. Dennis 17,35 Courtney, W. B. 15,92,93 Burrows, R. A. 215 97,104 Butcher, Harold 131,132,165 Couturier, Roger 117 130,197 Cowie, R.E . M. 52,53,60,234 Butler, Frank Hedges 11 Cowley, W. 182

Butler, J. H. 50 Cox, H. H. 222 m Byoir, Carl 3 Craig, L. H. 53,63 w Caldwell, F. 66 Craig, N. 210 Calot, Charles 6,21,46 Craig, W. B 7%A Calvert, J. S. 193 Cram, R. Calvin, F. H. 48 Crary, H. 76,87,219,225,230 Camm, S. 118 Cremer, M. Cantone, Alberto 187 Crocker, H. E. Caproni, Gianni 1^0 Cruess, L. Carlossare, Kino 127 Currie, A. Carmichael, R. C. 84 Curtis, Arthur E. Carpenter, Ford A. 22, Dahl, B. D. Carter, A. G. 237 Damon, Ralph S. Carter, C. F. 119 Danieli, J. B. Carter, J. S. 148 Dentan, Jean Daudoroff, B* 196 Dusen, Wo L van 57 ,110 Davenport, Wo 137 £29,£c7,239,240,£41, £42 David, Evan John 119 Dutt^n, W, S. 101 David, Paul Theodore 1 Duval, Maurice M. 36

Davidson, W.. V0 £18,219 Dwerlkotte, Do H» 67

Davis, E» 83 Dye, Ao VD 241

Davis, L J0 102,168 Dyott, Go H» 252 Dawson, Ao Trevor 11,18,48 Eames, Jo Po 23

Day, Go M9 £17 Earhart, Amelia 29, 77 ,££3

Dayhoff, C0 214 Eastburn, Eo Bo 73 Dean, R» Lo 211 Eastman, Joseph Bo 82

Deckard, H=, Co 200 Eaton, Jo MD 78

DeHavilland, Go 42 Echoles, Co To Mu 221 Delaporte, Paul 163 Eckener, Hugo 15, 16 ,101

Delauney, Mc Ho 75 Edgar, No 176

Delcourt, M0 Do 13 Edge, So F. 80 Delimal, J. 157 Edmunds, John Ko 77 Denlinger, S» 92 Edwards, Ivo Arthyr Exley 8 Denning, Go £2 113,114,132,181,182 Desbleds, L. Bo 104 Ekins, H. R. 73 Desbordes, Po 155,207 Elford, Ho So 141

Desmons, Robert 11,162 Elliart, Eo WQ 150 DeVantery, Eve 85 Elliot, Ho Ao 218

Dewltz, Zo S0 von 1£,103 ¿1st, Fo v0 do 137 Dierbach, 96 England, Gordon 214

Diggens, R0 79 Erickson, Ed* Lo 84 Dillon, Co £3 Ernst, Do 101 Dinwiddle, W. 61 Etherton, P. To 97

Dixie, E» A0 37 Evans, Alfred Dudley 3 Doe, Thomas B« 44,£15 Evans, E, S, 5, 30 ,109 Dollfus, Charles ££9 Everett, Go Eo 215

Dollfus, Walter 32,196 Eynac, Laurent Mr. 158

Doollttle, James H0 £8 Fairbank, Bo Lo 211

D'Orcy, Ladislas 19,35,37 Fairey, Cc Ro 30 47,104,114,117,£44 Fanshier, Jo 58 Dorigugzi, Ezio 62 Fansler, P» E. 31 Doming, Ho 20 Farkas, H* Mo 241

Dorrance, Jr = , So Do £38 Farrell, MB 49 Douglas, Do W» 34,38 Faurote, Fay Leon 205 Downey, H» C 25 Favier, Louise-Faure 32 Drake, F» V. 61,217,237,238 Feith, Jan 9 Drake, Ko £37,238 Felix, Eo Ho 63 Dresel, A* 58 Fendley, Eo No £14 Drew, George A.. 202 Fenger, A> Bo 78 Driggs, L, L, 71 Fenlon, K„ Go 88 Dronier, Pierre 12,19,104 Ferndon, William 56 Drummond, Ro M» 125 Fewkes, C. K« 45 Ducout, Murcel 160 Flndley, Ro So 51 Duke, Donald 63 Finger, Wo Lo 70 Duncan, Carson Samuel 1 Fischer, Lo i.o9 Dunnage, James Arthur 1 Fischer von Poturzyn, Fo Dunten, R- L- 67 9,10,151,170 Dunwoody, Halsey 20 ,28,52,89 Fisser, Johann Volkma^ 10 Dupuis, Guy Do 3,21 Plr - 4 " - , To Jo 217 Duran, Heriberto £££ Fl , Co 191 ,195

Durand, William Fe 12,1.15 Florman, IJe 194 Durgin, Co T, 115 Fogg, R« So £20 Fokker, A. A. G. 115 Graham, William T. 6 Fokker, Anthony H. G. 37 Granarne, A^. 65 45,47,113 Granarne, D. 350 Foster, Fred E. 29 Grahame-White, Claude 39 Force, Kenneth 68 40,103,119,130,184 Ford, E. 32 Grandos, M. G. 344 Forman, H. 128 Grayson, K. H. 198 Foster, 0. P. 52 Green, F. M. 35,53,61 Franklin, J. C. 86 Green, H. 213 Freedman, L. 83 Grey, Charles Grey 37,86 Freeman, A. A. 138 149,180,184,234 Freeman, L. R. 239 Gridley, D. 71 French, A. W. 107 Grierson, J. 94J-97 Friedreich, Vilem J. 86 Grigoresco, Const 192 Fries, E. L. 129 Grima, Victor F. mt 227 Fritz, L. G. 63 Grimault, P. 157 Froelich, Michael H. 50 Grindherr, E, V 31 67,75,107,216 Grooch, William Stephen 1,95 Froesch, C. 68 Gubbins, M. K. T. 30 Froìdeville, J. Monod de 65 Gubernatis, E, Ferrerò de 183 Froideville, Jr. , J.A. Monod Guggenheim, Harry F. 88,243 de, 10 Guidi, G. 186 Frost, H. H. 103 Gymnich, Alfried 8,47,112 Frye, J. 65 H. , J. T . 143 Fuller, R. 177 B. , H. 223 Fusco, Edmondo 113 Haeberly, M. C. 249 Fysh, Hudson 41,108 Haering, G. J. 134 Fysh, I. 27 Haessler, Cari 197 Gabrielli, G. 211 Haig, F, W. 61,97,143¬ Gale, Charles H. 242 Hagernian, A. 0. 112 Gallo, Luigi 122,187 Hall, H. Scott Gannett, W". H. 77 Haller 8 Gardner, E. 149,22,9, Hallman, H. 102 Gardner, L. D. 80,149,150 Halverson, H. A, 37 . 168,199,231 Hamann, K. 1,163 Garner, G. 221,231 Hamilton, W. A. 63 Gassner, A- A. 40,68,231 Hammond, William 241,242 Gastaldi, A. A. Camillo 129 Hampton, E. L. 224,339 Gaulois, G. 236 Hancock, J. C, 49 Geddes, Eric 28,31,173 Hanshue, H. M, 55,70,72 Gilbert-Lodge, J. G 146 224,228 Giles,.M- G. 87 Hans on, E. 100,102,204,205 Gillman, H. R. 53,60 Harper, Harry 40,51,52,59,80 Gimnich, Alfredo Iba 103,118,120,158„179,184 Gladish, W. M, 101 Harrington, J. W1 36 Glassman, Don 94 Harris, L. 66,68 Glover, Irving 28,216 Harrison, J, T. 145 Glover. W. I. 62,100 Hart, Edward J. 145,146,147 Goering, Hermann 148 Hassell, Bert 96 Goodcoll, F. 221 Hattoom, Fred L. 52,65,226 Goodwin, A. H. 200,323,225 Hawkins, Walter B. 84 Gordon, W. A, 3,01 Hawks, Frank M. 62 Gore, warren J. 7ß Hawley, A. R, 39 Gorrell, E. S. 27 Hay, H. J, J. 55 Gassow, E¬ Hay, T. Park 50,51,54,69,109 Gould, R. 96 Hayes, Robert 220¬ Goveia, C. J", de 45 Haynes, Frank 242 Haynps, G. E. 244 Jacobs, A. M. 30 Hedberg, Stanley A 59 Jalin, R. 93 Heemstede, Van den Berch van James, Earle K. 248 113 Jamis, 27 Heinze, E. P. A. 45,165 Jeffreys, W. Rees 178 Heinze, T. P. 70 Jernigin, J. D. 29 Helbronnerj R. 95 Jessup, M. K 251 Henderson, Paul 70,111,337 Johnson, B. 129 Henderson, tø. R. 139 Johnson, C E. 87 Hendy, R. A. 147 Johnson, G, R. 251 Henrici, S. 113 Johnson, J. D. 158 Hermant, Paul 48 Johnson, M. 33 Herron, W- G. 229 Johnson, P. Hewlett, Mrs. M. 136 70,215,225 23,32,54,65 Hickam, ÏÏ. M. 38 Johnson, R. Hildeshelm, Brik 171 222,225 204,219,220,221 Hill, Earl W. 5 Johnson, S. P. 213 Hill, F. E. 39 Johnston, S. P. 65,66,67,208 Hill, R. M. 132 Jome, H. L. 112 Hinkson, G. A. 238,348 Jona, Alberto 61 Hinshaw, H. 109 Jones, E. 219 Hirschauer, L. 111,117,121 Jones, E. V. W. 67,218,221 163 Jones, G. 197 Hirst, Stuart A. 39 Jone s, Melville 73 Ilodges, C. 76 Jones, R. L. 71 Hodgins, H. D. 57 Jones, R. M. 226 Hodson, D. 225 Jordan, Friedrich ilhelm 11 Hoeppner, Gerd v. 168 Jorgensen, M. J. 200 Hoernes, Hermann 13,20 Josserand, Louis 8,161 Hoffman, F. L. 250 Jouett, John H. 29 Holland, M. 134 Kaftal, André 5 Holmes, P. L. 113 Kahn, Louis 7,160 Holt, Thomas, G. 81 Kellett, W Wallace 81 Homes, P. J. 246 Kelley, L. 62,108,214 Hoover, Jr., Herbert 70 Kelsey, E. H 44 Horne, R. S. 30 Kemp, P- G 232 Houston, G. H. 38 Kennedy, C 127 Hoyt, Kendall K. 200 Kennedy, K 62 Hoyt, Richard F. 5 Kennedy, Thomas Hart 10,56 Hulbert, N. J. 113 108 Hull, T. T. 250 Kersten, A. 97 Hulse, J. 0. 135 Kettles-Roy, E. 123 Humphery, G. E Wonds 2,106 Keyhoe, D. É. 88 123,174,178 Key s, C. M. 32 Humphries, A. K- 46,71 Kindelberger, H. 64 Hunsaker, John C. 16,100,101 King, L. C. 21 Hunt, Rochwell Dennis 6 Kingsley, S. G. 252 Huntington, D. 115 Kirchhoff, H. 11,171 Ruth, W. 47 Kirchner, H. W. 12 Hyzer, Leland 29 Kirchner, Walter 6 Ingram, A. F. 63,109 Kirkaldy, Adam Willis 3 Ins tone, Samuel 115,176 Kirschner, A. 108 Iocco, Enrico 187 Kleffel, Walther 7,17,102 Ireland, R. w. 224 Klemin, Alexander 16,35,54 Irwin, R. R. 75 61,74,78,98,99,104,217,227 Jackson, R. B« 138 Kline, Sherman J. 87,223,239 45 Limouze, C- 220 Kline, S - T. 96 Knauss, S. B. 78 Lincke, J. 59,108 Lindbergh, Charles A 97,111 Kneen, urville H. 225,228 Knerr, H. J. 59 Lindbergh, H. A. 118,151 Lindsiey, H. D. 150 Knight, William 172 Knowling, P. J. 128 Linklatere, E. 31,213 Lipscomb, R. 71 Koster, P. *E. 81 Koyemann, A. 55 Lloyds, D. G. 12 Locklin, D. Phillip 10,56 Krause, Robert 151 Kredel, Ernst 112,168 Loening, Grover 89 Loney, E. D. 206 Krichner, Otto E. 193 Kroell, J. 95 Lucia, Cesar Gomez Kunkel, C. F. 145 Ludington, Charles Townsend Kussner, H. G. von 102 88 L., M. 160 Lundbergh, H. 194 La&uardia,, Harry 107 Luragni, Éugenio Giuseppe Lamarche, P.'E. 125,154,155 55,80,167 Luz, W 34 181,190,196 77 Lambart, Hyacinthe 201 Lyles, J. 15,lö,99 McAllister, C. A. 115 Lambrecht, Wolfgang 98 Lamont, Robert 30 Macauley, T. McCarthy, Jr., L. C. 93,93 Lampue.,. Pierre 8,160 McClintock, Jr., J. T. 90 Lance, 0. B. 222 McCloughry, E. J. K. 131 Landis, William B. 69,109 McConnell, B. M. 98,233 Lane, ü. R. 70,227,230 McCracken, W. P. 232 Langlej-, M, 43,136,144 MacCracken, Jr-, Viva. P 5,22 Langweg, Theodor 4,166 82 Lanphier, T. G. 30 McCullougb, A. L. McCullough, C. E. 21 Lantus, \j. 104 McDaniel, R. 52 Large, Laura Antoinette McDarment, C, P. 8,0,113 3,76 MacDonalü, Gregory 192 Lash, G. E. 73 McDonnell, J. S. 100 Latchi'ora, Stephen 109 McDonnell, Jr., J. S, 100 Laut, A. C, 117 McGirr, M. P. 76 Lavergrie, M. de 163 McUrea, P. 77 Law, C, W. van 143 MacGregor, John D. 340 Law, K, 82 Mack, R. M, 165 Lawford, E. H. 65 Mackie, W. H. 83 Lawrance, C.'L. 16,100,108 McLaughlin, George F 47 219,239 Macleod, N. T. 1,23,110 Lawson, U, B. 1,27 McMaster, S. E. 31 Lederer, Jerome 87 MacMillan, Norman 4,31,78 Lee, G. S. 58 239 Lee, H. 250 McMillen, W. L. 49 Lee, J. 239 McMullen, A. B. i Lee, Jr., T, 86 McPhail, C. B. 317 Lehmann, Ernst A. 15,92,93 McReynolds, C. F. 31,338 Lenoir, M. 41,86,105 McReynolds, Jr., C. ?. 40 Lent, L. E. 117 Maddun, J. L. 46 Leonard, W. H. 120 Magaldi, G. 60,187 Leonhardt, Ri 99 Magee, H. W, 105 Leon-Kirste, 7 Maitland, E. M. 19 Lepere, G. 120 Ma.ior, de V. 127 Lescarboura, A. C. 18,So Mann, J- A. 164 Lesman, A. P. 155 Manning, W. 0. 43 Le*erton, H. S. sa Marien!» G. 114 Lewis, H, f 83 Marolles, R. J, de 157 Morgan, T. E. 55 Marquess of Londonderry 1,2 Morse, L. C. 161 Marriner, G. T. 209 Morton, G. 103 Marsh, W. Lockwood 203 Moseley, C. C. 72 Marshall, E. 102 Mounier, P. J. J. 227 Marshall, R. C. 54 Moyer, H- S. 68 Martin, Glenn L. 48,117 Mueller, A. 60 Martin, M. 65 Muller-Berneck 26 ,104 Martinot-Lagarde 47 Mueller, L. H. 26 Marvin, G. 103 Muffling, Adrian van 60 ,244 Marvin, T. 106 Myers, Franklin D. 67,70 Maschino, A. 91 Nayler, J. L. 101 Masfrand, A. de 152 Needham, W. R. 78 Mathews, C. H. 21 Neumann, George P. 152 Mathews, Jr., C. H. 30 Nievergelt, Walter 1,90 Matthias, Joachim 111,124 Niles, Alfred S. 222 158,250,243 Niles, B. 244 Mattison, M. F. 226 Nixon, S. 19 Mauny, A. 73,155 Nobile, Umberto 36 Maxwell, W. Roy 202 Noel, E. P. 226 Mayo, H- 112 Noordwyn, R. B. C. 72 ,116 Mayo, R. H, 21 Norman, N. 76 Mayor, R. R. 72 Nourse, H. 225 Mehren, E.'J. 168 Noyes, B. H. 38 Mellini, Enrico 22 Noyes, S. H. 79 Meredith, A. H- 59 Oefele, D. 102 Merrill, H. F. 66 Offermann, E. 11,26,72 Meyers, G. I. 83 0'Gorman, Mervyn 40,32 ,120 Milburn, L. C. 93 Olson, A. L. 195 Milch, Erhard 3,6,7,88,112 Orlovius, Heinz 100 ,170 Miller, F., M. S. 97 Orr, W. A. 211 Miller, Jack B. 2b,62 Osborn, E. D. 34 ,232 Miller, H. B. 96 Osswald, Emmy 5 ,166 Miller, R. N. 200 Oswald, W. Bailey 64 Miller, W. T- 208 P., J. da B. 137 Mills, Cyril B. 58 Padilla, F. M. de 7 Mills, G. H, Saxon 175 Page, Jr., George A È 44 Mingos, H. 54,78,90 Page, Frederick Handley 33 233 35,38,48,119,181 Mitchell, G. S. 67 Page, W. L. Is 33,43

Mitchell, W. t 115 Palmer, C. D. 125 Mitrovitch, André 5 Palmer, Paul J. 120 Mittelholzer, W. 153 Palstra, W. 144 Moes, M. C. 137 Parkin, J. H. 96 Moffett, C. 104 Parkins, Kendall 44 Moffett, W. A. 234 Parsons, F. W. 113 Mokrzycki, G. A- 192 Patterson, W. A. 105 Molfese, Manilo 54 Peacock, E. R. 150 Montagnes, J. 59,203,204 Peck, A. H. 57 Montague, Lord 23,26 Peck, Annie S. 243 Monteith, Charles N. 46 Pelliakov, V. M. 198 Montgomery, J. K. 242,248 Pepin, E. 94 Montu, Carlo 12,189 Perlewitz, 9 ,103 Mooney, James Elliott 4,78 Perrin, H- E. 182 Moore, A. J. 225 Peterson, C. G. 47 Moore, D. W. 71 Phillips, A. 78 Pickup, C. V. 249 Roberts, L. M. 49 Pierrot, Emile M. 37,48 Robertston, F. A. 127,146,180 Pinfold, W. 40 Robertson, W. D. G. 215,216 Pirath, Carl 3,110 Rocca, Carlo 5,25,106,112 Pirozzi, Alfonso 1,21,187 Rochford, D. 149,240 Pittoni, M. 187 Rockefeller, W. C. 63 Piatt, Jr., R. H. 38 Röder, Hermann 6,8 Plesraan, A, 106,109,136,137 Rogers, C 237 Plummer, H. C. 195 Rogers, L. W. 110 Polla, Ernesto La 33 Rohlfs, R. 115 Pollog, M. H. -196 Rooney, R. K. 216 Pollog, Carl Hanns 20,105,153 Roosevelt, Franklin Delano 2 166,163 Rose, Don 30 Pollog, Charles 6,112 Rosette, Breese 58,251 Pommer, Jr., G, 44 Rossby, Carl-Gustaf 5 Pondeveaux, L. 156 Rubicán, Jr., H. C. 219 Poole, Frederick Arthur 6 Ruehl, K. 112 Potter, L. S. 127,131 Rukeyser, M. S. 113 Post, G.'B-. 108,232 Rusman, E. 1,135 Poulsen, CM. 61 Russell, Charles 179 Pouyer, 95 Russell, Roy E. 85 Powell, Thomas Carr 7,22 Ryan, F. H. 71 Power, J. 225 St. Clair, Labert 2,107 Poy, C. W. 200 Salt, Alexander Edward Pratt, H. B. 11,18 Wrottesley 4,180 Pratt, H. G. 245 Sandwell, Arnold H. 204,205 Price, H. 208 Sanz, Angel B. 193,242 Price, Raymond B. 19 Sardier, Gilbert 159 Priester, A. A. 86 Sargint, H. J. J. 32 Pritchard, R. J. 54,95,96 Savage, E. W. 222 Purcell,. C W. 68 Savage, W. P. 35 Putnam, Lawson L. 67,70,109 Sawallesh, G. 35 Pyle, E. 221,250 Sawle, A. L, 74 Quindry, F. E. 50 Sayre, Daniel 63,69,107,172 Quinn, J. J. 17,101 211,228 Quisenberry, G. E. 38 Sayers, Vi. H- 56 Raffe, W. G. 75,197 Sbernadori, Paolo 187 Ranke, H. H. von 167 Schatzki, Erich 45 Rankin, R. H. 237 Scheepmaker, J. P. 137 Reck, A. P. 127 Schendel, F. 10 Redden, Charles F. 116,234 Schenk, Heinz 4,55,166 Redrup, Aston 122 Schildhauer, CH. 45 Reeves, Earl 4,16,101 Schillidy, J. A. 130 Reichenbelm, J. 0. 238 Schilo, 213 Renard, J. 85 Schipper, J. E. 89 Renfro, R. B. 228 Schneider, A. 122 Reyneker, F. H. 47 Schroeder, Joachim Hans Rhenstrom, E. G. 71 Friedrich von, 11,171 Richardson, D- G. 249 Schroeder, R. tø. 86 Richardson, J. A. 202 Schultes, A. F. 134,151 Richmond, Jr., R. 54 Schultz, E. A. 240 Richmond, V. C. 17 Schulze, Wilhelm 7 Rigby, H. A. 179 Schventiz, H. U. von 238 Ring, L. E. 123,126,144,148 Schwellenbach, R. 114 Robbins, R. W. 24,23,44,87 Scott, C. w. A. 142 215 i Scott, G. H. 17 Scott, J. L. 51 Spillane, R. 169 Scott, P. T. W. 64,209 Sprague, F. D. 33,129,167 Scott, T. W. 120 Sprigg, C. St. John 98,148 Scott, W. H. 229 Sprigg, T. S. 124 Searle, Frank ,56,72 Stack, T. N. 131 Sedorski, M. 0. 177 Stearns, M. M,. 77,226 Seekatz, William 116 Stedman, C. W- 206 Sefton, W. 183 Stefanson, V. 99 Serfe. E. 156 Steidtel, Curt 2 Sewell,-!. 68 Steinmann, Ferdinand 13 Seweli, S. 228 Stern, L. 236 Seymour, L. D. 65,68,71,87 Steude, Erich 103 88,214 Stevens, A. W. 240 Shannon, H. H. 52 Stewart, J. N. 178 Sharp, M. 95,191.194 Stewart, 0. 178 Shaw, B. Russell 35,233 Stillman, K. W. 88 Shaw, H. Turner 145 Stimson, T. E. 230 Shaw, I. IB,101 Stimson, T. W. 251 Sheaffer, Daniel H. 21 Stoces, F. 196 Shehat, H. V. 25 Stockbridge, F. P. 60 Sheldon, H. 60 Stokes, E. W. 217 Shelmeraine, F. E. 132,147 Stoll, Bert 87,226 173,174 Stout, W. 62 Shepherd, Edwin Colston 176 Stout, Wesley Winans 34 Shepperd, J. M. L. 190 Stout, William B. 26,34,52,56 Sherrington, C. E. R. 55 113,114 Sherwood, F. A. 241 Stratowa, Wulf von 153 Shields, L. F. 244 Strong, C. S. 136 Short, F. R. 57 Sudlow, E. W. 71,221,241 Shuler, M. 82 Sunpich, F. 240 Shumaker, F. N. Ill Svehla, George 224 Sigerson, W. C. . 202 Swasey, E. M. 237 Sikorsky, I. I. 93,94,95,149 Sweeney, S. B. 55 Slivestre, J. de 12 Swinehart, D. E. 129 Simmonds, 0. E. 44 Sykes, Frederick H. 117,119 Sinclair, J. A. 15,96 Taft, P. J. 223 Singer, B. 220 Tait, W. E. 88 Sinsheimer, A. 18,103 Takamatsu, J. 133 Skerrett, R. G. 103 Tarantini, Lello 91 Skinner, CO. 74 Taylor, H. A. 93,172,173 Skona, 124 Teed, P. Litherland 18 Sleeman, H. 184 Thaden, H. V. 23 Slosson^ E- E- 114 Thayer, David 13 Smith, Alfred E. 20 Theisinger, E. -F. 65 Smith, G. 239 Thomas, George Holt 11,12,40 Smith, L. E. 232 63,118 Smith, W. H. 119 Thomas, H. 152 Smith, Wesley Leland 3,69 Thomas, Joan \ 83 Snead, C. N. 31 Thomas, Lowell Jackson 7 Snijders, C. J. 190 Thomas, W. H. E. 66 Snow, V. G. 16,101 Tomlinson, D. W. 82 Snow, Virginia 226 Thompson, C. Patrick 39 Snyder, W. 0. 70 Thornhill, G. 70,76 Somerville, H. A- 204 Tiltman, A, H. 74 Sonntag, Albert 3,16,100 Tinker, C. A. 17,117,118,235 Spaight, James Molony 8 Tiph, Hudson 106 79 2 Wheeler, G. F. Topfer, Carl Whitback, J. E. 33 Tombs, Laurence Chalmers l Whiteside, N. 28 Tomlinson, D. W. |9 117,118 4a White-Smith, H. Townsend, B. W- 127 88,243 White, Thomas D. Trippe, J. T. WIllcox, H. Case 340 Trumbull, John H. 77,223 William, R. 0. 99 Tucker, H. J. 229 Williams, A. 73 Tucker, H. R. 238 Williams, C. E. 226 Tymms, F. 8,123,124,182 Williams, W. T. S. 111,149 Ullendorl'f, H. 198 Willys, J. N. 38 Upson, Ralph fl. 17,18,36,171 Wilshire, Esmand B 224 Vallecchi, G. 113 Wilson, E. 57 Vece,.Francisco 111 Wilson, F. 238 Venturini, E. 23,105,107 Wilson, J. 87 Verdurand. A. 24,94,169,182 Wilson, J. A 59,105 Vere, Frederic Arthur de 146 Wilson, George Lloyd 3,20,68 Vidal, E. L. 24 Wines, James P. 69,227,243 Vincent, Jesse J. 36 Wolfin, Hugh M. 2,23 Vivent, Jacaues 8,160,161 Wood, Junius B. 242 Voigt, Jr., B. 78 Wood, R. C. 156,227,228 Voils, J- to. 73 Wood, T- 223 Voitoux, Gabriel 5,103 Woodhouse, H. 39,40 Volmerange, M. 8,39 Woods, Mark M. 110 Voskuil, Bartholomeus Woodside, John R 57 Lambertus 9 Woolley, James 5 Vultee,. G.. F. 43 Woolson, L. M. 32 Walker^ u. C. 46 Wright, H. 136 Walter, Ricnard 129 Wrightson, C. T. 232 Walton. J*:. D. 227,242 Wronsky, Martin 4,7,108,164 Ward, Charles E. 180 165,166,167,168,169,181 Ward, K. 132 Wronsky, W. 171 Warner, Edward P. 3 0,25,30 Wuefing, W. 122 3b, 44, D3,, 77,108,114,116, Wylly, R. 216 151,152,206,231 Wyman, F. E. 239 Warfiner, R. E. 122 Wynne, J. S. 109 Warshaw, M. D. 75 York, B. V. 7,150,182,206 Watkins, Myron W. 84 230,241,242 Wayllng," T. 93,107 Yost, A. H. 226 Wead,F. W. 78 Young, Clarence M. 29,30,31 Webb, L. D. 43,93 32,110,149,222,228,240 Wflbb, W. M. 230 237 Young, E. E. Webster, W. W. 98 28 Youngman, L. W. Weems, P. V. H. 63 Zandt, J. Parker van 9,151 Weese, Wolfgang 165 Weieelty Eurt 9,169 161 Zarzar, V. 138,198 Wells. L. 233 Zimmerman, A¬ 132 Wernekke, 160, 182 Zimmermann, B. 153 Weyerbacher, Ralph D. 33,46